Home / 65,947.56-98,881.46-25,918.64

Finding the Fourth Proportional to 65,947.56, 98,881.46 and 25,918.64

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Solution

The fourth proportional to 65,947.56, 98,881.46 and 25,918.64 is: 38,862.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,947.56 : 98,881.46 = 25,918.64 : x
  2. Step 2: Convert to fraction form
    65,947.56/98,881.46 = 25,918.64/x
  3. Step 3: Cross multiply
    65,947.56x = 98,881.46 × 25,918.64
  4. Step 4: Simplify right side
    65,947.56x = 2,562,872,964.41
  5. Step 5: Solve for x
    x = 2,562,872,964.41/65,947.56
  6. Step 6: Final answer
    x = 38,862.29

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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.