Home / 26,273.28-36,261.83-15,663.61

Finding the Fourth Proportional to 26,273.28, 36,261.83 and 15,663.61

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Solution

The fourth proportional to 26,273.28, 36,261.83 and 15,663.61 is: 21,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,273.28 : 36,261.83 = 15,663.61 : x
  2. Step 2: Convert to fraction form
    26,273.28/36,261.83 = 15,663.61/x
  3. Step 3: Cross multiply
    26,273.28x = 36,261.83 × 15,663.61
  4. Step 4: Simplify right side
    26,273.28x = 567,990,903.38
  5. Step 5: Solve for x
    x = 567,990,903.38/26,273.28
  6. Step 6: Final answer
    x = 21,618.58

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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.