Home / 43,973.97-65,921.52-15,887.43

Finding the Fourth Proportional to 43,973.97, 65,921.52 and 15,887.43

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Solution

The fourth proportional to 43,973.97, 65,921.52 and 15,887.43 is: 23,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,973.97 : 65,921.52 = 15,887.43 : x
  2. Step 2: Convert to fraction form
    43,973.97/65,921.52 = 15,887.43/x
  3. Step 3: Cross multiply
    43,973.97x = 65,921.52 × 15,887.43
  4. Step 4: Simplify right side
    43,973.97x = 1,047,323,534.49
  5. Step 5: Solve for x
    x = 1,047,323,534.49/43,973.97
  6. Step 6: Final answer
    x = 23,816.90

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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.