Home / 38,230.55-52,757.01-21,463.55

Finding the Fourth Proportional to 38,230.55, 52,757.01 and 21,463.55

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Solution

The fourth proportional to 38,230.55, 52,757.01 and 21,463.55 is: 29,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,230.55 : 52,757.01 = 21,463.55 : x
  2. Step 2: Convert to fraction form
    38,230.55/52,757.01 = 21,463.55/x
  3. Step 3: Cross multiply
    38,230.55x = 52,757.01 × 21,463.55
  4. Step 4: Simplify right side
    38,230.55x = 1,132,352,458.20
  5. Step 5: Solve for x
    x = 1,132,352,458.20/38,230.55
  6. Step 6: Final answer
    x = 29,619.05

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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.