Home / 38,650.67-57,975.17-10,570.72

Finding the Fourth Proportional to 38,650.67, 57,975.17 and 10,570.72

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Solution

The fourth proportional to 38,650.67, 57,975.17 and 10,570.72 is: 15,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,650.67 : 57,975.17 = 10,570.72 : x
  2. Step 2: Convert to fraction form
    38,650.67/57,975.17 = 10,570.72/x
  3. Step 3: Cross multiply
    38,650.67x = 57,975.17 × 10,570.72
  4. Step 4: Simplify right side
    38,650.67x = 612,839,333.57
  5. Step 5: Solve for x
    x = 612,839,333.57/38,650.67
  6. Step 6: Final answer
    x = 15,855.85

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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.