Home / 17,502.74-24,140.13-11,215.70

Finding the Fourth Proportional to 17,502.74, 24,140.13 and 11,215.70

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Solution

The fourth proportional to 17,502.74, 24,140.13 and 11,215.70 is: 15,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,502.74 : 24,140.13 = 11,215.70 : x
  2. Step 2: Convert to fraction form
    17,502.74/24,140.13 = 11,215.70/x
  3. Step 3: Cross multiply
    17,502.74x = 24,140.13 × 11,215.70
  4. Step 4: Simplify right side
    17,502.74x = 270,748,456.04
  5. Step 5: Solve for x
    x = 270,748,456.04/17,502.74
  6. Step 6: Final answer
    x = 15,468.92

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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.