Home / 18,531.54-25,572.15-10,464.71

Finding the Fourth Proportional to 18,531.54, 25,572.15 and 10,464.71

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Solution

The fourth proportional to 18,531.54, 25,572.15 and 10,464.71 is: 14,440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531.54 : 25,572.15 = 10,464.71 : x
  2. Step 2: Convert to fraction form
    18,531.54/25,572.15 = 10,464.71/x
  3. Step 3: Cross multiply
    18,531.54x = 25,572.15 × 10,464.71
  4. Step 4: Simplify right side
    18,531.54x = 267,605,005.97
  5. Step 5: Solve for x
    x = 267,605,005.97/18,531.54
  6. Step 6: Final answer
    x = 14,440.52

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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.