Home / 19,213.62-26,526.90-14,728.92

Finding the Fourth Proportional to 19,213.62, 26,526.90 and 14,728.92

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Solution

The fourth proportional to 19,213.62, 26,526.90 and 14,728.92 is: 20,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.62 : 26,526.90 = 14,728.92 : x
  2. Step 2: Convert to fraction form
    19,213.62/26,526.90 = 14,728.92/x
  3. Step 3: Cross multiply
    19,213.62x = 26,526.90 × 14,728.92
  4. Step 4: Simplify right side
    19,213.62x = 390,712,587.95
  5. Step 5: Solve for x
    x = 390,712,587.95/19,213.62
  6. Step 6: Final answer
    x = 20,335.19

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Half scale
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Double scale
Find fourth proportional to 19,214.62, 26,528.28 and 14,729.92
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.