Home / 16,747.65-25,098.02-12,585

Finding the Fourth Proportional to 16,747.65, 25,098.02 and 12,585

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Solution

The fourth proportional to 16,747.65, 25,098.02 and 12,585 is: 18,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.65 : 25,098.02 = 12,585 : x
  2. Step 2: Convert to fraction form
    16,747.65/25,098.02 = 12,585/x
  3. Step 3: Cross multiply
    16,747.65x = 25,098.02 × 12,585
  4. Step 4: Simplify right side
    16,747.65x = 315,858,518.78
  5. Step 5: Solve for x
    x = 315,858,518.78/16,747.65
  6. Step 6: Final answer
    x = 18,859.87

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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.