Home / 36,710.28-55,050.12-15,644.88

Finding the Fourth Proportional to 36,710.28, 55,050.12 and 15,644.88

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Solution

The fourth proportional to 36,710.28, 55,050.12 and 15,644.88 is: 23,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,710.28 : 55,050.12 = 15,644.88 : x
  2. Step 2: Convert to fraction form
    36,710.28/55,050.12 = 15,644.88/x
  3. Step 3: Cross multiply
    36,710.28x = 55,050.12 × 15,644.88
  4. Step 4: Simplify right side
    36,710.28x = 861,252,521.39
  5. Step 5: Solve for x
    x = 861,252,521.39/36,710.28
  6. Step 6: Final answer
    x = 23,460.80

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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.