Home / 17,822.22-26,724.33-10,428.90

Finding the Fourth Proportional to 17,822.22, 26,724.33 and 10,428.90

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Solution

The fourth proportional to 17,822.22, 26,724.33 and 10,428.90 is: 15,638.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,822.22 : 26,724.33 = 10,428.90 : x
  2. Step 2: Convert to fraction form
    17,822.22/26,724.33 = 10,428.90/x
  3. Step 3: Cross multiply
    17,822.22x = 26,724.33 × 10,428.90
  4. Step 4: Simplify right side
    17,822.22x = 278,705,365.14
  5. Step 5: Solve for x
    x = 278,705,365.14/17,822.22
  6. Step 6: Final answer
    x = 15,638.08

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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.