Home / 39,247.92-58,871.88-15,890.76

Finding the Fourth Proportional to 39,247.92, 58,871.88 and 15,890.76

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Solution

The fourth proportional to 39,247.92, 58,871.88 and 15,890.76 is: 23,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.92 : 58,871.88 = 15,890.76 : x
  2. Step 2: Convert to fraction form
    39,247.92/58,871.88 = 15,890.76/x
  3. Step 3: Cross multiply
    39,247.92x = 58,871.88 × 15,890.76
  4. Step 4: Simplify right side
    39,247.92x = 935,518,915.83
  5. Step 5: Solve for x
    x = 935,518,915.83/39,247.92
  6. Step 6: Final answer
    x = 23,836.14

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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.