Home / 39,379.82-59,037.04-15,672.74

Finding the Fourth Proportional to 39,379.82, 59,037.04 and 15,672.74

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Solution

The fourth proportional to 39,379.82, 59,037.04 and 15,672.74 is: 23,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,379.82 : 59,037.04 = 15,672.74 : x
  2. Step 2: Convert to fraction form
    39,379.82/59,037.04 = 15,672.74/x
  3. Step 3: Cross multiply
    39,379.82x = 59,037.04 × 15,672.74
  4. Step 4: Simplify right side
    39,379.82x = 925,272,178.29
  5. Step 5: Solve for x
    x = 925,272,178.29/39,379.82
  6. Step 6: Final answer
    x = 23,496.10

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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.