Home / 39,572.30-59,341.08-11,863.82

Finding the Fourth Proportional to 39,572.30, 59,341.08 and 11,863.82

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Solution

The fourth proportional to 39,572.30, 59,341.08 and 11,863.82 is: 17,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,572.30 : 59,341.08 = 11,863.82 : x
  2. Step 2: Convert to fraction form
    39,572.30/59,341.08 = 11,863.82/x
  3. Step 3: Cross multiply
    39,572.30x = 59,341.08 × 11,863.82
  4. Step 4: Simplify right side
    39,572.30x = 704,011,891.73
  5. Step 5: Solve for x
    x = 704,011,891.73/39,572.30
  6. Step 6: Final answer
    x = 17,790.52

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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.