Home / 28,462.32-42,695.56-10,932.15

Finding the Fourth Proportional to 28,462.32, 42,695.56 and 10,932.15

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Solution

The fourth proportional to 28,462.32, 42,695.56 and 10,932.15 is: 16,399.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,462.32 : 42,695.56 = 10,932.15 : x
  2. Step 2: Convert to fraction form
    28,462.32/42,695.56 = 10,932.15/x
  3. Step 3: Cross multiply
    28,462.32x = 42,695.56 × 10,932.15
  4. Step 4: Simplify right side
    28,462.32x = 466,754,318.49
  5. Step 5: Solve for x
    x = 466,754,318.49/28,462.32
  6. Step 6: Final answer
    x = 16,399.02

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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.