Home / 24,451.76-36,679.59-7,814.15

Finding the Fourth Proportional to 24,451.76, 36,679.59 and 7,814.15

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Solution

The fourth proportional to 24,451.76, 36,679.59 and 7,814.15 is: 11,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,451.76 : 36,679.59 = 7,814.15 : x
  2. Step 2: Convert to fraction form
    24,451.76/36,679.59 = 7,814.15/x
  3. Step 3: Cross multiply
    24,451.76x = 36,679.59 × 7,814.15
  4. Step 4: Simplify right side
    24,451.76x = 286,619,909.90
  5. Step 5: Solve for x
    x = 286,619,909.90/24,451.76
  6. Step 6: Final answer
    x = 11,721.85

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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.