Home / 38,743.48-58,134.84-28,902.52

Finding the Fourth Proportional to 38,743.48, 58,134.84 and 28,902.52

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Solution

The fourth proportional to 38,743.48, 58,134.84 and 28,902.52 is: 43,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,743.48 : 58,134.84 = 28,902.52 : x
  2. Step 2: Convert to fraction form
    38,743.48/58,134.84 = 28,902.52/x
  3. Step 3: Cross multiply
    38,743.48x = 58,134.84 × 28,902.52
  4. Step 4: Simplify right side
    38,743.48x = 1,680,243,375.80
  5. Step 5: Solve for x
    x = 1,680,243,375.80/38,743.48
  6. Step 6: Final answer
    x = 43,368.42

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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.