Home / 33,235.29-45,865.25-18,127.95

Finding the Fourth Proportional to 33,235.29, 45,865.25 and 18,127.95

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Solution

The fourth proportional to 33,235.29, 45,865.25 and 18,127.95 is: 25,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,235.29 : 45,865.25 = 18,127.95 : x
  2. Step 2: Convert to fraction form
    33,235.29/45,865.25 = 18,127.95/x
  3. Step 3: Cross multiply
    33,235.29x = 45,865.25 × 18,127.95
  4. Step 4: Simplify right side
    33,235.29x = 831,442,868.10
  5. Step 5: Solve for x
    x = 831,442,868.10/33,235.29
  6. Step 6: Final answer
    x = 25,016.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.