Home / 38,197.65-57,295.22-15,707.55

Finding the Fourth Proportional to 38,197.65, 57,295.22 and 15,707.55

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Solution

The fourth proportional to 38,197.65, 57,295.22 and 15,707.55 is: 23,560.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,197.65 : 57,295.22 = 15,707.55 : x
  2. Step 2: Convert to fraction form
    38,197.65/57,295.22 = 15,707.55/x
  3. Step 3: Cross multiply
    38,197.65x = 57,295.22 × 15,707.55
  4. Step 4: Simplify right side
    38,197.65x = 899,967,454.37
  5. Step 5: Solve for x
    x = 899,967,454.37/38,197.65
  6. Step 6: Final answer
    x = 23,560.81

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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.