Home / 38,996.52-58,494.72-15,639.36

Finding the Fourth Proportional to 38,996.52, 58,494.72 and 15,639.36

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Solution

The fourth proportional to 38,996.52, 58,494.72 and 15,639.36 is: 23,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,996.52 : 58,494.72 = 15,639.36 : x
  2. Step 2: Convert to fraction form
    38,996.52/58,494.72 = 15,639.36/x
  3. Step 3: Cross multiply
    38,996.52x = 58,494.72 × 15,639.36
  4. Step 4: Simplify right side
    38,996.52x = 914,819,984.18
  5. Step 5: Solve for x
    x = 914,819,984.18/38,996.52
  6. Step 6: Final answer
    x = 23,459.02

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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.