Home / 38,316.87-57,475.24-12,023.66

Finding the Fourth Proportional to 38,316.87, 57,475.24 and 12,023.66

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Solution

The fourth proportional to 38,316.87, 57,475.24 and 12,023.66 is: 18,035.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.87 : 57,475.24 = 12,023.66 : x
  2. Step 2: Convert to fraction form
    38,316.87/57,475.24 = 12,023.66/x
  3. Step 3: Cross multiply
    38,316.87x = 57,475.24 × 12,023.66
  4. Step 4: Simplify right side
    38,316.87x = 691,062,744.18
  5. Step 5: Solve for x
    x = 691,062,744.18/38,316.87
  6. Step 6: Final answer
    x = 18,035.47

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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.