Home / 39,464.28-54,462.02-21,560.95

Finding the Fourth Proportional to 39,464.28, 54,462.02 and 21,560.95

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Solution

The fourth proportional to 39,464.28, 54,462.02 and 21,560.95 is: 29,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,464.28 : 54,462.02 = 21,560.95 : x
  2. Step 2: Convert to fraction form
    39,464.28/54,462.02 = 21,560.95/x
  3. Step 3: Cross multiply
    39,464.28x = 54,462.02 × 21,560.95
  4. Step 4: Simplify right side
    39,464.28x = 1,174,252,890.12
  5. Step 5: Solve for x
    x = 1,174,252,890.12/39,464.28
  6. Step 6: Final answer
    x = 29,754.83

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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.