Home / 17,715.98-24,470.00-12,862.97

Finding the Fourth Proportional to 17,715.98, 24,470.00 and 12,862.97

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Solution

The fourth proportional to 17,715.98, 24,470.00 and 12,862.97 is: 17,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.98 : 24,470.00 = 12,862.97 : x
  2. Step 2: Convert to fraction form
    17,715.98/24,470.00 = 12,862.97/x
  3. Step 3: Cross multiply
    17,715.98x = 24,470.00 × 12,862.97
  4. Step 4: Simplify right side
    17,715.98x = 314,756,829.23
  5. Step 5: Solve for x
    x = 314,756,829.23/17,715.98
  6. Step 6: Final answer
    x = 17,766.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.