Home / 25,217.20-34,805.72-14,612.64

Finding the Fourth Proportional to 25,217.20, 34,805.72 and 14,612.64

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Solution

The fourth proportional to 25,217.20, 34,805.72 and 14,612.64 is: 20,168.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.20 : 34,805.72 = 14,612.64 : x
  2. Step 2: Convert to fraction form
    25,217.20/34,805.72 = 14,612.64/x
  3. Step 3: Cross multiply
    25,217.20x = 34,805.72 × 14,612.64
  4. Step 4: Simplify right side
    25,217.20x = 508,603,456.30
  5. Step 5: Solve for x
    x = 508,603,456.30/25,217.20
  6. Step 6: Final answer
    x = 20,168.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.