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Finding the Fourth Proportional to 38,062.96, 57,073.48 and 11,760.40

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Solution

The fourth proportional to 38,062.96, 57,073.48 and 11,760.40 is: 17,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062.96 : 57,073.48 = 11,760.40 : x
  2. Step 2: Convert to fraction form
    38,062.96/57,073.48 = 11,760.40/x
  3. Step 3: Cross multiply
    38,062.96x = 57,073.48 × 11,760.40
  4. Step 4: Simplify right side
    38,062.96x = 671,206,954.19
  5. Step 5: Solve for x
    x = 671,206,954.19/38,062.96
  6. Step 6: Final answer
    x = 17,634.12

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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.