Home / 54,353.62-75,006.82-30,479.77

Finding the Fourth Proportional to 54,353.62, 75,006.82 and 30,479.77

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Solution

The fourth proportional to 54,353.62, 75,006.82 and 30,479.77 is: 42,061.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,353.62 : 75,006.82 = 30,479.77 : x
  2. Step 2: Convert to fraction form
    54,353.62/75,006.82 = 30,479.77/x
  3. Step 3: Cross multiply
    54,353.62x = 75,006.82 × 30,479.77
  4. Step 4: Simplify right side
    54,353.62x = 2,286,190,622.03
  5. Step 5: Solve for x
    x = 2,286,190,622.03/54,353.62
  6. Step 6: Final answer
    x = 42,061.42

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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.