Home / 38,902.70-58,357.68-30,147.44

Finding the Fourth Proportional to 38,902.70, 58,357.68 and 30,147.44

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Solution

The fourth proportional to 38,902.70, 58,357.68 and 30,147.44 is: 45,223.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,902.70 : 58,357.68 = 30,147.44 : x
  2. Step 2: Convert to fraction form
    38,902.70/58,357.68 = 30,147.44/x
  3. Step 3: Cross multiply
    38,902.70x = 58,357.68 × 30,147.44
  4. Step 4: Simplify right side
    38,902.70x = 1,759,334,656.34
  5. Step 5: Solve for x
    x = 1,759,334,656.34/38,902.70
  6. Step 6: Final answer
    x = 45,223.97

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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.