Home / 28,462.50-42,695.79-10,932.32

Finding the Fourth Proportional to 28,462.50, 42,695.79 and 10,932.32

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Solution

The fourth proportional to 28,462.50, 42,695.79 and 10,932.32 is: 16,399.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,462.50 : 42,695.79 = 10,932.32 : x
  2. Step 2: Convert to fraction form
    28,462.50/42,695.79 = 10,932.32/x
  3. Step 3: Cross multiply
    28,462.50x = 42,695.79 × 10,932.32
  4. Step 4: Simplify right side
    28,462.50x = 466,764,038.93
  5. Step 5: Solve for x
    x = 466,764,038.93/28,462.50
  6. Step 6: Final answer
    x = 16,399.26

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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.