Home / 38,373.72-57,454.29-19,613.36

Finding the Fourth Proportional to 38,373.72, 57,454.29 and 19,613.36

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Solution

The fourth proportional to 38,373.72, 57,454.29 and 19,613.36 is: 29,365.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,373.72 : 57,454.29 = 19,613.36 : x
  2. Step 2: Convert to fraction form
    38,373.72/57,454.29 = 19,613.36/x
  3. Step 3: Cross multiply
    38,373.72x = 57,454.29 × 19,613.36
  4. Step 4: Simplify right side
    38,373.72x = 1,126,871,673.31
  5. Step 5: Solve for x
    x = 1,126,871,673.31/38,373.72
  6. Step 6: Final answer
    x = 29,365.71

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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.