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Finding the Fourth Proportional to 65,382.31, 98,058.88 and 25,928.83

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Solution

The fourth proportional to 65,382.31, 98,058.88 and 25,928.83 is: 38,887.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,382.31 : 98,058.88 = 25,928.83 : x
  2. Step 2: Convert to fraction form
    65,382.31/98,058.88 = 25,928.83/x
  3. Step 3: Cross multiply
    65,382.31x = 98,058.88 × 25,928.83
  4. Step 4: Simplify right side
    65,382.31x = 2,542,552,029.51
  5. Step 5: Solve for x
    x = 2,542,552,029.51/65,382.31
  6. Step 6: Final answer
    x = 38,887.46

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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.