Home / 44,531.40-66,777.42-13,360.68

Finding the Fourth Proportional to 44,531.40, 66,777.42 and 13,360.68

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Solution

The fourth proportional to 44,531.40, 66,777.42 and 13,360.68 is: 20,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,531.40 : 66,777.42 = 13,360.68 : x
  2. Step 2: Convert to fraction form
    44,531.40/66,777.42 = 13,360.68/x
  3. Step 3: Cross multiply
    44,531.40x = 66,777.42 × 13,360.68
  4. Step 4: Simplify right side
    44,531.40x = 892,191,739.85
  5. Step 5: Solve for x
    x = 892,191,739.85/44,531.40
  6. Step 6: Final answer
    x = 20,035.12

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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.