Home / 38,176.02-57,286.35-15,987.53

Finding the Fourth Proportional to 38,176.02, 57,286.35 and 15,987.53

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Solution

The fourth proportional to 38,176.02, 57,286.35 and 15,987.53 is: 23,990.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,176.02 : 57,286.35 = 15,987.53 : x
  2. Step 2: Convert to fraction form
    38,176.02/57,286.35 = 15,987.53/x
  3. Step 3: Cross multiply
    38,176.02x = 57,286.35 × 15,987.53
  4. Step 4: Simplify right side
    38,176.02x = 915,866,952.78
  5. Step 5: Solve for x
    x = 915,866,952.78/38,176.02
  6. Step 6: Final answer
    x = 23,990.63

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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.