Home / 23,061.31-34,581.13-13,702.57

Finding the Fourth Proportional to 23,061.31, 34,581.13 and 13,702.57

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Solution

The fourth proportional to 23,061.31, 34,581.13 and 13,702.57 is: 20,547.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,061.31 : 34,581.13 = 13,702.57 : x
  2. Step 2: Convert to fraction form
    23,061.31/34,581.13 = 13,702.57/x
  3. Step 3: Cross multiply
    23,061.31x = 34,581.13 × 13,702.57
  4. Step 4: Simplify right side
    23,061.31x = 473,850,233.79
  5. Step 5: Solve for x
    x = 473,850,233.79/23,061.31
  6. Step 6: Final answer
    x = 20,547.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.