Home / 43,448.40-65,031.12-23,677.92

Finding the Fourth Proportional to 43,448.40, 65,031.12 and 23,677.92

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Solution

The fourth proportional to 43,448.40, 65,031.12 and 23,677.92 is: 35,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,448.40 : 65,031.12 = 23,677.92 : x
  2. Step 2: Convert to fraction form
    43,448.40/65,031.12 = 23,677.92/x
  3. Step 3: Cross multiply
    43,448.40x = 65,031.12 × 23,677.92
  4. Step 4: Simplify right side
    43,448.40x = 1,539,801,656.87
  5. Step 5: Solve for x
    x = 1,539,801,656.87/43,448.40
  6. Step 6: Final answer
    x = 35,439.78

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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.