Home / 38,148.96-57,233.38-14,456.68

Finding the Fourth Proportional to 38,148.96, 57,233.38 and 14,456.68

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Solution

The fourth proportional to 38,148.96, 57,233.38 and 14,456.68 is: 21,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,148.96 : 57,233.38 = 14,456.68 : x
  2. Step 2: Convert to fraction form
    38,148.96/57,233.38 = 14,456.68/x
  3. Step 3: Cross multiply
    38,148.96x = 57,233.38 × 14,456.68
  4. Step 4: Simplify right side
    38,148.96x = 827,404,659.98
  5. Step 5: Solve for x
    x = 827,404,659.98/38,148.96
  6. Step 6: Final answer
    x = 21,688.79

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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.