Home / 65,243.90-97,865.85-18,497.18

Finding the Fourth Proportional to 65,243.90, 97,865.85 and 18,497.18

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Solution

The fourth proportional to 65,243.90, 97,865.85 and 18,497.18 is: 27,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,243.90 : 97,865.85 = 18,497.18 : x
  2. Step 2: Convert to fraction form
    65,243.90/97,865.85 = 18,497.18/x
  3. Step 3: Cross multiply
    65,243.90x = 97,865.85 × 18,497.18
  4. Step 4: Simplify right side
    65,243.90x = 1,810,242,243.30
  5. Step 5: Solve for x
    x = 1,810,242,243.30/65,243.90
  6. Step 6: Final answer
    x = 27,745.77

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Similar ratio
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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.