Home / 26,049.61-35,949.12-15,972.20

Finding the Fourth Proportional to 26,049.61, 35,949.12 and 15,972.20

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Solution

The fourth proportional to 26,049.61, 35,949.12 and 15,972.20 is: 22,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,049.61 : 35,949.12 = 15,972.20 : x
  2. Step 2: Convert to fraction form
    26,049.61/35,949.12 = 15,972.20/x
  3. Step 3: Cross multiply
    26,049.61x = 35,949.12 × 15,972.20
  4. Step 4: Simplify right side
    26,049.61x = 574,186,429.63
  5. Step 5: Solve for x
    x = 574,186,429.63/26,049.61
  6. Step 6: Final answer
    x = 22,042.03

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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.