Home / 26,443.05-39,654.29-13,286.25

Finding the Fourth Proportional to 26,443.05, 39,654.29 and 13,286.25

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Solution

The fourth proportional to 26,443.05, 39,654.29 and 13,286.25 is: 19,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.05 : 39,654.29 = 13,286.25 : x
  2. Step 2: Convert to fraction form
    26,443.05/39,654.29 = 13,286.25/x
  3. Step 3: Cross multiply
    26,443.05x = 39,654.29 × 13,286.25
  4. Step 4: Simplify right side
    26,443.05x = 526,856,744.08
  5. Step 5: Solve for x
    x = 526,856,744.08/26,443.05
  6. Step 6: Final answer
    x = 19,924.20

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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.