Home / 39,620.18-59,429.82-9,634.58

Finding the Fourth Proportional to 39,620.18, 59,429.82 and 9,634.58

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Solution

The fourth proportional to 39,620.18, 59,429.82 and 9,634.58 is: 14,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,620.18 : 59,429.82 = 9,634.58 : x
  2. Step 2: Convert to fraction form
    39,620.18/59,429.82 = 9,634.58/x
  3. Step 3: Cross multiply
    39,620.18x = 59,429.82 × 9,634.58
  4. Step 4: Simplify right side
    39,620.18x = 572,581,355.18
  5. Step 5: Solve for x
    x = 572,581,355.18/39,620.18
  6. Step 6: Final answer
    x = 14,451.76

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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.