Home / 48,025.68-66,310.56-31,039.98

Finding the Fourth Proportional to 48,025.68, 66,310.56 and 31,039.98

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Solution

The fourth proportional to 48,025.68, 66,310.56 and 31,039.98 is: 42,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,025.68 : 66,310.56 = 31,039.98 : x
  2. Step 2: Convert to fraction form
    48,025.68/66,310.56 = 31,039.98/x
  3. Step 3: Cross multiply
    48,025.68x = 66,310.56 × 31,039.98
  4. Step 4: Simplify right side
    48,025.68x = 2,058,278,456.19
  5. Step 5: Solve for x
    x = 2,058,278,456.19/48,025.68
  6. Step 6: Final answer
    x = 42,857.87

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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.