Home / 26,660.17-36,785.37-15,902.18

Finding the Fourth Proportional to 26,660.17, 36,785.37 and 15,902.18

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Solution

The fourth proportional to 26,660.17, 36,785.37 and 15,902.18 is: 21,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.17 : 36,785.37 = 15,902.18 : x
  2. Step 2: Convert to fraction form
    26,660.17/36,785.37 = 15,902.18/x
  3. Step 3: Cross multiply
    26,660.17x = 36,785.37 × 15,902.18
  4. Step 4: Simplify right side
    26,660.17x = 584,967,575.11
  5. Step 5: Solve for x
    x = 584,967,575.11/26,660.17
  6. Step 6: Final answer
    x = 21,941.63

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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.