Home / 24,765.97-34,139.11-15,188.10

Finding the Fourth Proportional to 24,765.97, 34,139.11 and 15,188.10

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Solution

The fourth proportional to 24,765.97, 34,139.11 and 15,188.10 is: 20,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,765.97 : 34,139.11 = 15,188.10 : x
  2. Step 2: Convert to fraction form
    24,765.97/34,139.11 = 15,188.10/x
  3. Step 3: Cross multiply
    24,765.97x = 34,139.11 × 15,188.10
  4. Step 4: Simplify right side
    24,765.97x = 518,508,216.59
  5. Step 5: Solve for x
    x = 518,508,216.59/24,765.97
  6. Step 6: Final answer
    x = 20,936.32

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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.