Home / 14,839.38-20,472.44-8,868.86

Finding the Fourth Proportional to 14,839.38, 20,472.44 and 8,868.86

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Solution

The fourth proportional to 14,839.38, 20,472.44 and 8,868.86 is: 12,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,839.38 : 20,472.44 = 8,868.86 : x
  2. Step 2: Convert to fraction form
    14,839.38/20,472.44 = 8,868.86/x
  3. Step 3: Cross multiply
    14,839.38x = 20,472.44 × 8,868.86
  4. Step 4: Simplify right side
    14,839.38x = 181,567,204.22
  5. Step 5: Solve for x
    x = 181,567,204.22/14,839.38
  6. Step 6: Final answer
    x = 12,235.50

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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.