Home / 26,534.88-36,618.41-15,204.12

Finding the Fourth Proportional to 26,534.88, 36,618.41 and 15,204.12

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Solution

The fourth proportional to 26,534.88, 36,618.41 and 15,204.12 is: 20,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,534.88 : 36,618.41 = 15,204.12 : x
  2. Step 2: Convert to fraction form
    26,534.88/36,618.41 = 15,204.12/x
  3. Step 3: Cross multiply
    26,534.88x = 36,618.41 × 15,204.12
  4. Step 4: Simplify right side
    26,534.88x = 556,750,600.54
  5. Step 5: Solve for x
    x = 556,750,600.54/26,534.88
  6. Step 6: Final answer
    x = 20,981.84

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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.