Home / 65,364.22-98,043.72-18,616.96

Finding the Fourth Proportional to 65,364.22, 98,043.72 and 18,616.96

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Solution

The fourth proportional to 65,364.22, 98,043.72 and 18,616.96 is: 27,924.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,364.22 : 98,043.72 = 18,616.96 : x
  2. Step 2: Convert to fraction form
    65,364.22/98,043.72 = 18,616.96/x
  3. Step 3: Cross multiply
    65,364.22x = 98,043.72 × 18,616.96
  4. Step 4: Simplify right side
    65,364.22x = 1,825,276,013.49
  5. Step 5: Solve for x
    x = 1,825,276,013.49/65,364.22
  6. Step 6: Final answer
    x = 27,924.70

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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.