Home / 26,396.88-36,428.16-18,016.08

Finding the Fourth Proportional to 26,396.88, 36,428.16 and 18,016.08

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Solution

The fourth proportional to 26,396.88, 36,428.16 and 18,016.08 is: 24,862.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,396.88 : 36,428.16 = 18,016.08 : x
  2. Step 2: Convert to fraction form
    26,396.88/36,428.16 = 18,016.08/x
  3. Step 3: Cross multiply
    26,396.88x = 36,428.16 × 18,016.08
  4. Step 4: Simplify right side
    26,396.88x = 656,292,644.81
  5. Step 5: Solve for x
    x = 656,292,644.81/26,396.88
  6. Step 6: Final answer
    x = 24,862.51

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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.