Home / 48,471.46-66,857.72-31,445.27

Finding the Fourth Proportional to 48,471.46, 66,857.72 and 31,445.27

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Solution

The fourth proportional to 48,471.46, 66,857.72 and 31,445.27 is: 43,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,471.46 : 66,857.72 = 31,445.27 : x
  2. Step 2: Convert to fraction form
    48,471.46/66,857.72 = 31,445.27/x
  3. Step 3: Cross multiply
    48,471.46x = 66,857.72 × 31,445.27
  4. Step 4: Simplify right side
    48,471.46x = 2,102,359,056.98
  5. Step 5: Solve for x
    x = 2,102,359,056.98/48,471.46
  6. Step 6: Final answer
    x = 43,373.13

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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.