Home / 65,355.28-98,003.58-18,597.04

Finding the Fourth Proportional to 65,355.28, 98,003.58 and 18,597.04

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Solution

The fourth proportional to 65,355.28, 98,003.58 and 18,597.04 is: 27,887.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,355.28 : 98,003.58 = 18,597.04 : x
  2. Step 2: Convert to fraction form
    65,355.28/98,003.58 = 18,597.04/x
  3. Step 3: Cross multiply
    65,355.28x = 98,003.58 × 18,597.04
  4. Step 4: Simplify right side
    65,355.28x = 1,822,576,497.40
  5. Step 5: Solve for x
    x = 1,822,576,497.40/65,355.28
  6. Step 6: Final answer
    x = 27,887.21

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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.