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Finding the Fourth Proportional to 25,169.70, 37,761.84 and 9,583.68

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Solution

The fourth proportional to 25,169.70, 37,761.84 and 9,583.68 is: 14,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.70 : 37,761.84 = 9,583.68 : x
  2. Step 2: Convert to fraction form
    25,169.70/37,761.84 = 9,583.68/x
  3. Step 3: Cross multiply
    25,169.70x = 37,761.84 × 9,583.68
  4. Step 4: Simplify right side
    25,169.70x = 361,897,390.77
  5. Step 5: Solve for x
    x = 361,897,390.77/25,169.70
  6. Step 6: Final answer
    x = 14,378.30

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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.