Home / 40,331.30-60,499.62-10,749.38

Finding the Fourth Proportional to 40,331.30, 60,499.62 and 10,749.38

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Solution

The fourth proportional to 40,331.30, 60,499.62 and 10,749.38 is: 16,124.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331.30 : 60,499.62 = 10,749.38 : x
  2. Step 2: Convert to fraction form
    40,331.30/60,499.62 = 10,749.38/x
  3. Step 3: Cross multiply
    40,331.30x = 60,499.62 × 10,749.38
  4. Step 4: Simplify right side
    40,331.30x = 650,333,102.74
  5. Step 5: Solve for x
    x = 650,333,102.74/40,331.30
  6. Step 6: Final answer
    x = 16,124.78

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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.