Home / 15,531.97-23,288.43-7,624.45

Finding the Fourth Proportional to 15,531.97, 23,288.43 and 7,624.45

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Solution

The fourth proportional to 15,531.97, 23,288.43 and 7,624.45 is: 11,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,531.97 : 23,288.43 = 7,624.45 : x
  2. Step 2: Convert to fraction form
    15,531.97/23,288.43 = 7,624.45/x
  3. Step 3: Cross multiply
    15,531.97x = 23,288.43 × 7,624.45
  4. Step 4: Simplify right side
    15,531.97x = 177,561,470.11
  5. Step 5: Solve for x
    x = 177,561,470.11/15,531.97
  6. Step 6: Final answer
    x = 11,432.00

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1.5x scale

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.