Home / 38,346.56-57,443.25-30,462.42

Finding the Fourth Proportional to 38,346.56, 57,443.25 and 30,462.42

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Solution

The fourth proportional to 38,346.56, 57,443.25 and 30,462.42 is: 45,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,346.56 : 57,443.25 = 30,462.42 : x
  2. Step 2: Convert to fraction form
    38,346.56/57,443.25 = 30,462.42/x
  3. Step 3: Cross multiply
    38,346.56x = 57,443.25 × 30,462.42
  4. Step 4: Simplify right side
    38,346.56x = 1,749,860,407.67
  5. Step 5: Solve for x
    x = 1,749,860,407.67/38,346.56
  6. Step 6: Final answer
    x = 45,632.79

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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.