Home / 15,026.97-22,531.46-7,131.45

Finding the Fourth Proportional to 15,026.97, 22,531.46 and 7,131.45

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Solution

The fourth proportional to 15,026.97, 22,531.46 and 7,131.45 is: 10,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,026.97 : 22,531.46 = 7,131.45 : x
  2. Step 2: Convert to fraction form
    15,026.97/22,531.46 = 7,131.45/x
  3. Step 3: Cross multiply
    15,026.97x = 22,531.46 × 7,131.45
  4. Step 4: Simplify right side
    15,026.97x = 160,681,944.76
  5. Step 5: Solve for x
    x = 160,681,944.76/15,026.97
  6. Step 6: Final answer
    x = 10,692.90

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1.5x scale

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.