Home / 34,929.19-48,251.30-31,151.15

Finding the Fourth Proportional to 34,929.19, 48,251.30 and 31,151.15

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Solution

The fourth proportional to 34,929.19, 48,251.30 and 31,151.15 is: 43,032.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,929.19 : 48,251.30 = 31,151.15 : x
  2. Step 2: Convert to fraction form
    34,929.19/48,251.30 = 31,151.15/x
  3. Step 3: Cross multiply
    34,929.19x = 48,251.30 × 31,151.15
  4. Step 4: Simplify right side
    34,929.19x = 1,503,083,086.98
  5. Step 5: Solve for x
    x = 1,503,083,086.98/34,929.19
  6. Step 6: Final answer
    x = 43,032.29

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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.