Home / 24,937.20-34,372.96-21,698.72

Finding the Fourth Proportional to 24,937.20, 34,372.96 and 21,698.72

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Solution

The fourth proportional to 24,937.20, 34,372.96 and 21,698.72 is: 29,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,937.20 : 34,372.96 = 21,698.72 : x
  2. Step 2: Convert to fraction form
    24,937.20/34,372.96 = 21,698.72/x
  3. Step 3: Cross multiply
    24,937.20x = 34,372.96 × 21,698.72
  4. Step 4: Simplify right side
    24,937.20x = 745,849,234.61
  5. Step 5: Solve for x
    x = 745,849,234.61/24,937.20
  6. Step 6: Final answer
    x = 29,909.10

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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.