Home / 43,881.28-65,828.16-16,177.12

Finding the Fourth Proportional to 43,881.28, 65,828.16 and 16,177.12

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Solution

The fourth proportional to 43,881.28, 65,828.16 and 16,177.12 is: 24,267.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,881.28 : 65,828.16 = 16,177.12 : x
  2. Step 2: Convert to fraction form
    43,881.28/65,828.16 = 16,177.12/x
  3. Step 3: Cross multiply
    43,881.28x = 65,828.16 × 16,177.12
  4. Step 4: Simplify right side
    43,881.28x = 1,064,910,043.70
  5. Step 5: Solve for x
    x = 1,064,910,043.70/43,881.28
  6. Step 6: Final answer
    x = 24,267.98

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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.