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Finding the Fourth Proportional to 16,574.81, 24,704.98 and 15,310.82

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Solution

The fourth proportional to 16,574.81, 24,704.98 and 15,310.82 is: 22,820.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574.81 : 24,704.98 = 15,310.82 : x
  2. Step 2: Convert to fraction form
    16,574.81/24,704.98 = 15,310.82/x
  3. Step 3: Cross multiply
    16,574.81x = 24,704.98 × 15,310.82
  4. Step 4: Simplify right side
    16,574.81x = 378,253,501.88
  5. Step 5: Solve for x
    x = 378,253,501.88/16,574.81
  6. Step 6: Final answer
    x = 22,820.99

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.