Home / 26,662.03-36,795.78-15,335.20

Finding the Fourth Proportional to 26,662.03, 36,795.78 and 15,335.20

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Solution

The fourth proportional to 26,662.03, 36,795.78 and 15,335.20 is: 21,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,662.03 : 36,795.78 = 15,335.20 : x
  2. Step 2: Convert to fraction form
    26,662.03/36,795.78 = 15,335.20/x
  3. Step 3: Cross multiply
    26,662.03x = 36,795.78 × 15,335.20
  4. Step 4: Simplify right side
    26,662.03x = 564,270,645.46
  5. Step 5: Solve for x
    x = 564,270,645.46/26,662.03
  6. Step 6: Final answer
    x = 21,163.83

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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.