Home / 39,605.13-59,427.27-18,546.66

Finding the Fourth Proportional to 39,605.13, 59,427.27 and 18,546.66

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Solution

The fourth proportional to 39,605.13, 59,427.27 and 18,546.66 is: 27,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,605.13 : 59,427.27 = 18,546.66 : x
  2. Step 2: Convert to fraction form
    39,605.13/59,427.27 = 18,546.66/x
  3. Step 3: Cross multiply
    39,605.13x = 59,427.27 × 18,546.66
  4. Step 4: Simplify right side
    39,605.13x = 1,102,177,371.42
  5. Step 5: Solve for x
    x = 1,102,177,371.42/39,605.13
  6. Step 6: Final answer
    x = 27,829.16

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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.