Home / 54,634.32-75,389.13-30,760.38

Finding the Fourth Proportional to 54,634.32, 75,389.13 and 30,760.38

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Solution

The fourth proportional to 54,634.32, 75,389.13 and 30,760.38 is: 42,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,634.32 : 75,389.13 = 30,760.38 : x
  2. Step 2: Convert to fraction form
    54,634.32/75,389.13 = 30,760.38/x
  3. Step 3: Cross multiply
    54,634.32x = 75,389.13 × 30,760.38
  4. Step 4: Simplify right side
    54,634.32x = 2,318,998,286.67
  5. Step 5: Solve for x
    x = 2,318,998,286.67/54,634.32
  6. Step 6: Final answer
    x = 42,445.82

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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.