Home / 26,660.64-36,775.01-15,897.97

Finding the Fourth Proportional to 26,660.64, 36,775.01 and 15,897.97

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Solution

The fourth proportional to 26,660.64, 36,775.01 and 15,897.97 is: 21,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,660.64 : 36,775.01 = 15,897.97 : x
  2. Step 2: Convert to fraction form
    26,660.64/36,775.01 = 15,897.97/x
  3. Step 3: Cross multiply
    26,660.64x = 36,775.01 × 15,897.97
  4. Step 4: Simplify right side
    26,660.64x = 584,648,091.44
  5. Step 5: Solve for x
    x = 584,648,091.44/26,660.64
  6. Step 6: Final answer
    x = 21,929.26

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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.