Home / 54,307.26-81,454.88-14,330.30

Finding the Fourth Proportional to 54,307.26, 81,454.88 and 14,330.30

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Solution

The fourth proportional to 54,307.26, 81,454.88 and 14,330.30 is: 21,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,307.26 : 81,454.88 = 14,330.30 : x
  2. Step 2: Convert to fraction form
    54,307.26/81,454.88 = 14,330.30/x
  3. Step 3: Cross multiply
    54,307.26x = 81,454.88 × 14,330.30
  4. Step 4: Simplify right side
    54,307.26x = 1,167,272,866.86
  5. Step 5: Solve for x
    x = 1,167,272,866.86/54,307.26
  6. Step 6: Final answer
    x = 21,493.86

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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.