Home / 53,281.39-79,935.24-15,841.30

Finding the Fourth Proportional to 53,281.39, 79,935.24 and 15,841.30

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Solution

The fourth proportional to 53,281.39, 79,935.24 and 15,841.30 is: 23,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,281.39 : 79,935.24 = 15,841.30 : x
  2. Step 2: Convert to fraction form
    53,281.39/79,935.24 = 15,841.30/x
  3. Step 3: Cross multiply
    53,281.39x = 79,935.24 × 15,841.30
  4. Step 4: Simplify right side
    53,281.39x = 1,266,278,356.85
  5. Step 5: Solve for x
    x = 1,266,278,356.85/53,281.39
  6. Step 6: Final answer
    x = 23,765.86

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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.