Home / 26,692.40-40,042.28-9,159.95

Finding the Fourth Proportional to 26,692.40, 40,042.28 and 9,159.95

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Solution

The fourth proportional to 26,692.40, 40,042.28 and 9,159.95 is: 13,741.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,692.40 : 40,042.28 = 9,159.95 : x
  2. Step 2: Convert to fraction form
    26,692.40/40,042.28 = 9,159.95/x
  3. Step 3: Cross multiply
    26,692.40x = 40,042.28 × 9,159.95
  4. Step 4: Simplify right side
    26,692.40x = 366,785,405.69
  5. Step 5: Solve for x
    x = 366,785,405.69/26,692.40
  6. Step 6: Final answer
    x = 13,741.19

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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.