Home / 16,451.04-24,520.15-15,516.90

Finding the Fourth Proportional to 16,451.04, 24,520.15 and 15,516.90

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Solution

The fourth proportional to 16,451.04, 24,520.15 and 15,516.90 is: 23,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451.04 : 24,520.15 = 15,516.90 : x
  2. Step 2: Convert to fraction form
    16,451.04/24,520.15 = 15,516.90/x
  3. Step 3: Cross multiply
    16,451.04x = 24,520.15 × 15,516.90
  4. Step 4: Simplify right side
    16,451.04x = 380,476,715.54
  5. Step 5: Solve for x
    x = 380,476,715.54/16,451.04
  6. Step 6: Final answer
    x = 23,127.82

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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.