Home / 43,453.12-65,179.92-15,750.40

Finding the Fourth Proportional to 43,453.12, 65,179.92 and 15,750.40

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Solution

The fourth proportional to 43,453.12, 65,179.92 and 15,750.40 is: 23,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,453.12 : 65,179.92 = 15,750.40 : x
  2. Step 2: Convert to fraction form
    43,453.12/65,179.92 = 15,750.40/x
  3. Step 3: Cross multiply
    43,453.12x = 65,179.92 × 15,750.40
  4. Step 4: Simplify right side
    43,453.12x = 1,026,609,811.97
  5. Step 5: Solve for x
    x = 1,026,609,811.97/43,453.12
  6. Step 6: Final answer
    x = 23,625.69

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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.