Home / 19,001.34-26,221.91-11,045.07

Finding the Fourth Proportional to 19,001.34, 26,221.91 and 11,045.07

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Solution

The fourth proportional to 19,001.34, 26,221.91 and 11,045.07 is: 15,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.34 : 26,221.91 = 11,045.07 : x
  2. Step 2: Convert to fraction form
    19,001.34/26,221.91 = 11,045.07/x
  3. Step 3: Cross multiply
    19,001.34x = 26,221.91 × 11,045.07
  4. Step 4: Simplify right side
    19,001.34x = 289,622,776.26
  5. Step 5: Solve for x
    x = 289,622,776.26/19,001.34
  6. Step 6: Final answer
    x = 15,242.23

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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.