Home / 38,342.58-57,513.87-12,049.62

Finding the Fourth Proportional to 38,342.58, 57,513.87 and 12,049.62

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Solution

The fourth proportional to 38,342.58, 57,513.87 and 12,049.62 is: 18,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.58 : 57,513.87 = 12,049.62 : x
  2. Step 2: Convert to fraction form
    38,342.58/57,513.87 = 12,049.62/x
  3. Step 3: Cross multiply
    38,342.58x = 57,513.87 × 12,049.62
  4. Step 4: Simplify right side
    38,342.58x = 693,020,278.23
  5. Step 5: Solve for x
    x = 693,020,278.23/38,342.58
  6. Step 6: Final answer
    x = 18,074.43

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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.