Home / 19,001.30-26,221.34-10,503.04

Finding the Fourth Proportional to 19,001.30, 26,221.34 and 10,503.04

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Solution

The fourth proportional to 19,001.30, 26,221.34 and 10,503.04 is: 14,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.30 : 26,221.34 = 10,503.04 : x
  2. Step 2: Convert to fraction form
    19,001.30/26,221.34 = 10,503.04/x
  3. Step 3: Cross multiply
    19,001.30x = 26,221.34 × 10,503.04
  4. Step 4: Simplify right side
    19,001.30x = 275,403,782.87
  5. Step 5: Solve for x
    x = 275,403,782.87/19,001.30
  6. Step 6: Final answer
    x = 14,493.94

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Half scale
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Double scale
Find fourth proportional to 19,002.30, 26,222.72 and 10,504.04
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.