Home / 26,610.16-39,939.78-13,471.84

Finding the Fourth Proportional to 26,610.16, 39,939.78 and 13,471.84

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Solution

The fourth proportional to 26,610.16, 39,939.78 and 13,471.84 is: 20,220.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.16 : 39,939.78 = 13,471.84 : x
  2. Step 2: Convert to fraction form
    26,610.16/39,939.78 = 13,471.84/x
  3. Step 3: Cross multiply
    26,610.16x = 39,939.78 × 13,471.84
  4. Step 4: Simplify right side
    26,610.16x = 538,062,325.80
  5. Step 5: Solve for x
    x = 538,062,325.80/26,610.16
  6. Step 6: Final answer
    x = 20,220.18

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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.