Home / 28,474.91-42,716.60-10,702.92

Finding the Fourth Proportional to 28,474.91, 42,716.60 and 10,702.92

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Solution

The fourth proportional to 28,474.91, 42,716.60 and 10,702.92 is: 16,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,474.91 : 42,716.60 = 10,702.92 : x
  2. Step 2: Convert to fraction form
    28,474.91/42,716.60 = 10,702.92/x
  3. Step 3: Cross multiply
    28,474.91x = 42,716.60 × 10,702.92
  4. Step 4: Simplify right side
    28,474.91x = 457,192,298.96
  5. Step 5: Solve for x
    x = 457,192,298.96/28,474.91
  6. Step 6: Final answer
    x = 16,055.97

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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.