Home / 15,045.71-22,572.17-4,657.46

Finding the Fourth Proportional to 15,045.71, 22,572.17 and 4,657.46

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Solution

The fourth proportional to 15,045.71, 22,572.17 and 4,657.46 is: 6,987.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,045.71 : 22,572.17 = 4,657.46 : x
  2. Step 2: Convert to fraction form
    15,045.71/22,572.17 = 4,657.46/x
  3. Step 3: Cross multiply
    15,045.71x = 22,572.17 × 4,657.46
  4. Step 4: Simplify right side
    15,045.71x = 105,128,978.89
  5. Step 5: Solve for x
    x = 105,128,978.89/15,045.71
  6. Step 6: Final answer
    x = 6,987.31

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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.