Home / 25,864.92-38,772.78-16,478.59

Finding the Fourth Proportional to 25,864.92, 38,772.78 and 16,478.59

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Solution

The fourth proportional to 25,864.92, 38,772.78 and 16,478.59 is: 24,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,864.92 : 38,772.78 = 16,478.59 : x
  2. Step 2: Convert to fraction form
    25,864.92/38,772.78 = 16,478.59/x
  3. Step 3: Cross multiply
    25,864.92x = 38,772.78 × 16,478.59
  4. Step 4: Simplify right side
    25,864.92x = 638,920,658.75
  5. Step 5: Solve for x
    x = 638,920,658.75/25,864.92
  6. Step 6: Final answer
    x = 24,702.21

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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.