Home / 39,372.11-59,045.33-13,069.79

Finding the Fourth Proportional to 39,372.11, 59,045.33 and 13,069.79

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Solution

The fourth proportional to 39,372.11, 59,045.33 and 13,069.79 is: 19,600.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,372.11 : 59,045.33 = 13,069.79 : x
  2. Step 2: Convert to fraction form
    39,372.11/59,045.33 = 13,069.79/x
  3. Step 3: Cross multiply
    39,372.11x = 59,045.33 × 13,069.79
  4. Step 4: Simplify right side
    39,372.11x = 771,710,063.58
  5. Step 5: Solve for x
    x = 771,710,063.58/39,372.11
  6. Step 6: Final answer
    x = 19,600.42

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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.