Home / 38,897.21-58,349.50-30,141.92

Finding the Fourth Proportional to 38,897.21, 58,349.50 and 30,141.92

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Solution

The fourth proportional to 38,897.21, 58,349.50 and 30,141.92 is: 45,215.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,897.21 : 58,349.50 = 30,141.92 : x
  2. Step 2: Convert to fraction form
    38,897.21/58,349.50 = 30,141.92/x
  3. Step 3: Cross multiply
    38,897.21x = 58,349.50 × 30,141.92
  4. Step 4: Simplify right side
    38,897.21x = 1,758,766,031.56
  5. Step 5: Solve for x
    x = 1,758,766,031.56/38,897.21
  6. Step 6: Final answer
    x = 45,215.73

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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.