Home / 26,659.78-36,797.62-15,330.51

Finding the Fourth Proportional to 26,659.78, 36,797.62 and 15,330.51

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Solution

The fourth proportional to 26,659.78, 36,797.62 and 15,330.51 is: 21,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,659.78 : 36,797.62 = 15,330.51 : x
  2. Step 2: Convert to fraction form
    26,659.78/36,797.62 = 15,330.51/x
  3. Step 3: Cross multiply
    26,659.78x = 36,797.62 × 15,330.51
  4. Step 4: Simplify right side
    26,659.78x = 564,126,243.06
  5. Step 5: Solve for x
    x = 564,126,243.06/26,659.78
  6. Step 6: Final answer
    x = 21,160.20

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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.