Home / 65,353.13-98,029.67-18,606

Finding the Fourth Proportional to 65,353.13, 98,029.67 and 18,606

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Solution

The fourth proportional to 65,353.13, 98,029.67 and 18,606 is: 27,909.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,353.13 : 98,029.67 = 18,606 : x
  2. Step 2: Convert to fraction form
    65,353.13/98,029.67 = 18,606/x
  3. Step 3: Cross multiply
    65,353.13x = 98,029.67 × 18,606
  4. Step 4: Simplify right side
    65,353.13x = 1,823,940,086.54
  5. Step 5: Solve for x
    x = 1,823,940,086.54/65,353.13
  6. Step 6: Final answer
    x = 27,909.00

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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.