Home / 65,255.40-97,879.38-17,867.02

Finding the Fourth Proportional to 65,255.40, 97,879.38 and 17,867.02

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Solution

The fourth proportional to 65,255.40, 97,879.38 and 17,867.02 is: 26,799.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,255.40 : 97,879.38 = 17,867.02 : x
  2. Step 2: Convert to fraction form
    65,255.40/97,879.38 = 17,867.02/x
  3. Step 3: Cross multiply
    65,255.40x = 97,879.38 × 17,867.02
  4. Step 4: Simplify right side
    65,255.40x = 1,748,812,840.05
  5. Step 5: Solve for x
    x = 1,748,812,840.05/65,255.40
  6. Step 6: Final answer
    x = 26,799.51

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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.