Home / 22,476.20-31,020.03-18,692.87

Finding the Fourth Proportional to 22,476.20, 31,020.03 and 18,692.87

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Solution

The fourth proportional to 22,476.20, 31,020.03 and 18,692.87 is: 25,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476.20 : 31,020.03 = 18,692.87 : x
  2. Step 2: Convert to fraction form
    22,476.20/31,020.03 = 18,692.87/x
  3. Step 3: Cross multiply
    22,476.20x = 31,020.03 × 18,692.87
  4. Step 4: Simplify right side
    22,476.20x = 579,853,233.09
  5. Step 5: Solve for x
    x = 579,853,233.09/22,476.20
  6. Step 6: Final answer
    x = 25,798.55

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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.