Home / 16,520.61-24,781.02-4,040.74

Finding the Fourth Proportional to 16,520.61, 24,781.02 and 4,040.74

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Solution

The fourth proportional to 16,520.61, 24,781.02 and 4,040.74 is: 6,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.61 : 24,781.02 = 4,040.74 : x
  2. Step 2: Convert to fraction form
    16,520.61/24,781.02 = 4,040.74/x
  3. Step 3: Cross multiply
    16,520.61x = 24,781.02 × 4,040.74
  4. Step 4: Simplify right side
    16,520.61x = 100,133,658.75
  5. Step 5: Solve for x
    x = 100,133,658.75/16,520.61
  6. Step 6: Final answer
    x = 6,061.14

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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.