Home / 28,366.39-42,545.13-10,832.32

Finding the Fourth Proportional to 28,366.39, 42,545.13 and 10,832.32

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Solution

The fourth proportional to 28,366.39, 42,545.13 and 10,832.32 is: 16,246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,366.39 : 42,545.13 = 10,832.32 : x
  2. Step 2: Convert to fraction form
    28,366.39/42,545.13 = 10,832.32/x
  3. Step 3: Cross multiply
    28,366.39x = 42,545.13 × 10,832.32
  4. Step 4: Simplify right side
    28,366.39x = 460,862,462.60
  5. Step 5: Solve for x
    x = 460,862,462.60/28,366.39
  6. Step 6: Final answer
    x = 16,246.78

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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.