Home / 36,152.31-49,864.63-31,107.85

Finding the Fourth Proportional to 36,152.31, 49,864.63 and 31,107.85

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Solution

The fourth proportional to 36,152.31, 49,864.63 and 31,107.85 is: 42,906.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,152.31 : 49,864.63 = 31,107.85 : x
  2. Step 2: Convert to fraction form
    36,152.31/49,864.63 = 31,107.85/x
  3. Step 3: Cross multiply
    36,152.31x = 49,864.63 × 31,107.85
  4. Step 4: Simplify right side
    36,152.31x = 1,551,181,470.55
  5. Step 5: Solve for x
    x = 1,551,181,470.55/36,152.31
  6. Step 6: Final answer
    x = 42,906.85

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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.