Home / 43,886.40-65,829.60-26,171.70

Finding the Fourth Proportional to 43,886.40, 65,829.60 and 26,171.70

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Solution

The fourth proportional to 43,886.40, 65,829.60 and 26,171.70 is: 39,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,886.40 : 65,829.60 = 26,171.70 : x
  2. Step 2: Convert to fraction form
    43,886.40/65,829.60 = 26,171.70/x
  3. Step 3: Cross multiply
    43,886.40x = 65,829.60 × 26,171.70
  4. Step 4: Simplify right side
    43,886.40x = 1,722,872,542.32
  5. Step 5: Solve for x
    x = 1,722,872,542.32/43,886.40
  6. Step 6: Final answer
    x = 39,257.55

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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.