Home / 38,098.76-57,157.20-15,899.80

Finding the Fourth Proportional to 38,098.76, 57,157.20 and 15,899.80

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Solution

The fourth proportional to 38,098.76, 57,157.20 and 15,899.80 is: 23,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,098.76 : 57,157.20 = 15,899.80 : x
  2. Step 2: Convert to fraction form
    38,098.76/57,157.20 = 15,899.80/x
  3. Step 3: Cross multiply
    38,098.76x = 57,157.20 × 15,899.80
  4. Step 4: Simplify right side
    38,098.76x = 908,788,048.56
  5. Step 5: Solve for x
    x = 908,788,048.56/38,098.76
  6. Step 6: Final answer
    x = 23,853.48

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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.