Home / 64,983.97-97,475.50-18,236.85

Finding the Fourth Proportional to 64,983.97, 97,475.50 and 18,236.85

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Solution

The fourth proportional to 64,983.97, 97,475.50 and 18,236.85 is: 27,355.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,983.97 : 97,475.50 = 18,236.85 : x
  2. Step 2: Convert to fraction form
    64,983.97/97,475.50 = 18,236.85/x
  3. Step 3: Cross multiply
    64,983.97x = 97,475.50 × 18,236.85
  4. Step 4: Simplify right side
    64,983.97x = 1,777,645,729.44
  5. Step 5: Solve for x
    x = 1,777,645,729.44/64,983.97
  6. Step 6: Final answer
    x = 27,355.14

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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.