Home / 48,882.09-67,458.24-31,897.20

Finding the Fourth Proportional to 48,882.09, 67,458.24 and 31,897.20

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Solution

The fourth proportional to 48,882.09, 67,458.24 and 31,897.20 is: 44,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,882.09 : 67,458.24 = 31,897.20 : x
  2. Step 2: Convert to fraction form
    48,882.09/67,458.24 = 31,897.20/x
  3. Step 3: Cross multiply
    48,882.09x = 67,458.24 × 31,897.20
  4. Step 4: Simplify right side
    48,882.09x = 2,151,728,972.93
  5. Step 5: Solve for x
    x = 2,151,728,972.93/48,882.09
  6. Step 6: Final answer
    x = 44,018.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.