Home / 17,312.13-23,882.40-11,341.17

Finding the Fourth Proportional to 17,312.13, 23,882.40 and 11,341.17

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Solution

The fourth proportional to 17,312.13, 23,882.40 and 11,341.17 is: 15,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.13 : 23,882.40 = 11,341.17 : x
  2. Step 2: Convert to fraction form
    17,312.13/23,882.40 = 11,341.17/x
  3. Step 3: Cross multiply
    17,312.13x = 23,882.40 × 11,341.17
  4. Step 4: Simplify right side
    17,312.13x = 270,854,358.41
  5. Step 5: Solve for x
    x = 270,854,358.41/17,312.13
  6. Step 6: Final answer
    x = 15,645.35

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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.