Home / 65,935.58-98,918.91-21,562.16

Finding the Fourth Proportional to 65,935.58, 98,918.91 and 21,562.16

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Solution

The fourth proportional to 65,935.58, 98,918.91 and 21,562.16 is: 32,348.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,935.58 : 98,918.91 = 21,562.16 : x
  2. Step 2: Convert to fraction form
    65,935.58/98,918.91 = 21,562.16/x
  3. Step 3: Cross multiply
    65,935.58x = 98,918.91 × 21,562.16
  4. Step 4: Simplify right side
    65,935.58x = 2,132,904,869.85
  5. Step 5: Solve for x
    x = 2,132,904,869.85/65,935.58
  6. Step 6: Final answer
    x = 32,348.32

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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.