Home / 38,229.04-57,358.08-21,607.84

Finding the Fourth Proportional to 38,229.04, 57,358.08 and 21,607.84

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Solution

The fourth proportional to 38,229.04, 57,358.08 and 21,607.84 is: 32,419.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,229.04 : 57,358.08 = 21,607.84 : x
  2. Step 2: Convert to fraction form
    38,229.04/57,358.08 = 21,607.84/x
  3. Step 3: Cross multiply
    38,229.04x = 57,358.08 × 21,607.84
  4. Step 4: Simplify right side
    38,229.04x = 1,239,384,215.35
  5. Step 5: Solve for x
    x = 1,239,384,215.35/38,229.04
  6. Step 6: Final answer
    x = 32,419.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.