Home / 26,617.12-39,903.78-10,608.28

Finding the Fourth Proportional to 26,617.12, 39,903.78 and 10,608.28

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Solution

The fourth proportional to 26,617.12, 39,903.78 and 10,608.28 is: 15,903.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,617.12 : 39,903.78 = 10,608.28 : x
  2. Step 2: Convert to fraction form
    26,617.12/39,903.78 = 10,608.28/x
  3. Step 3: Cross multiply
    26,617.12x = 39,903.78 × 10,608.28
  4. Step 4: Simplify right side
    26,617.12x = 423,310,471.30
  5. Step 5: Solve for x
    x = 423,310,471.30/26,617.12
  6. Step 6: Final answer
    x = 15,903.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.