Home / 54,519.68-75,233.76-30,646.04

Finding the Fourth Proportional to 54,519.68, 75,233.76 and 30,646.04

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Solution

The fourth proportional to 54,519.68, 75,233.76 and 30,646.04 is: 42,289.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,519.68 : 75,233.76 = 30,646.04 : x
  2. Step 2: Convert to fraction form
    54,519.68/75,233.76 = 30,646.04/x
  3. Step 3: Cross multiply
    54,519.68x = 75,233.76 × 30,646.04
  4. Step 4: Simplify right side
    54,519.68x = 2,305,616,818.31
  5. Step 5: Solve for x
    x = 2,305,616,818.31/54,519.68
  6. Step 6: Final answer
    x = 42,289.62

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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.