Home / 65,867.74-98,801.84-15,947.75

Finding the Fourth Proportional to 65,867.74, 98,801.84 and 15,947.75

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Solution

The fourth proportional to 65,867.74, 98,801.84 and 15,947.75 is: 23,921.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,867.74 : 98,801.84 = 15,947.75 : x
  2. Step 2: Convert to fraction form
    65,867.74/98,801.84 = 15,947.75/x
  3. Step 3: Cross multiply
    65,867.74x = 98,801.84 × 15,947.75
  4. Step 4: Simplify right side
    65,867.74x = 1,575,667,330.73
  5. Step 5: Solve for x
    x = 1,575,667,330.73/65,867.74
  6. Step 6: Final answer
    x = 23,921.69

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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.