Home / 39,026.08-58,496.88-15,640.48

Finding the Fourth Proportional to 39,026.08, 58,496.88 and 15,640.48

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Solution

The fourth proportional to 39,026.08, 58,496.88 and 15,640.48 is: 23,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,026.08 : 58,496.88 = 15,640.48 : x
  2. Step 2: Convert to fraction form
    39,026.08/58,496.88 = 15,640.48/x
  3. Step 3: Cross multiply
    39,026.08x = 58,496.88 × 15,640.48
  4. Step 4: Simplify right side
    39,026.08x = 914,919,281.70
  5. Step 5: Solve for x
    x = 914,919,281.70/39,026.08
  6. Step 6: Final answer
    x = 23,443.79

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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.