Home / 17,909.47-24,711.56-12,237.85

Finding the Fourth Proportional to 17,909.47, 24,711.56 and 12,237.85

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Solution

The fourth proportional to 17,909.47, 24,711.56 and 12,237.85 is: 16,885.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.47 : 24,711.56 = 12,237.85 : x
  2. Step 2: Convert to fraction form
    17,909.47/24,711.56 = 12,237.85/x
  3. Step 3: Cross multiply
    17,909.47x = 24,711.56 × 12,237.85
  4. Step 4: Simplify right side
    17,909.47x = 302,416,240.99
  5. Step 5: Solve for x
    x = 302,416,240.99/17,909.47
  6. Step 6: Final answer
    x = 16,885.83

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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.