Home / 38,092.40-57,145.22-15,921.35

Finding the Fourth Proportional to 38,092.40, 57,145.22 and 15,921.35

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Solution

The fourth proportional to 38,092.40, 57,145.22 and 15,921.35 is: 23,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,092.40 : 57,145.22 = 15,921.35 : x
  2. Step 2: Convert to fraction form
    38,092.40/57,145.22 = 15,921.35/x
  3. Step 3: Cross multiply
    38,092.40x = 57,145.22 × 15,921.35
  4. Step 4: Simplify right side
    38,092.40x = 909,828,683.11
  5. Step 5: Solve for x
    x = 909,828,683.11/38,092.40
  6. Step 6: Final answer
    x = 23,884.79

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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.