Home / 16,318.30-22,518.48-9,244.78

Finding the Fourth Proportional to 16,318.30, 22,518.48 and 9,244.78

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Solution

The fourth proportional to 16,318.30, 22,518.48 and 9,244.78 is: 12,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,318.30 : 22,518.48 = 9,244.78 : x
  2. Step 2: Convert to fraction form
    16,318.30/22,518.48 = 9,244.78/x
  3. Step 3: Cross multiply
    16,318.30x = 22,518.48 × 9,244.78
  4. Step 4: Simplify right side
    16,318.30x = 208,178,393.53
  5. Step 5: Solve for x
    x = 208,178,393.53/16,318.30
  6. Step 6: Final answer
    x = 12,757.36

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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.