Home / 17,428.20-26,151.75-7,567.44

Finding the Fourth Proportional to 17,428.20, 26,151.75 and 7,567.44

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Solution

The fourth proportional to 17,428.20, 26,151.75 and 7,567.44 is: 11,355.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.20 : 26,151.75 = 7,567.44 : x
  2. Step 2: Convert to fraction form
    17,428.20/26,151.75 = 7,567.44/x
  3. Step 3: Cross multiply
    17,428.20x = 26,151.75 × 7,567.44
  4. Step 4: Simplify right side
    17,428.20x = 197,901,799.02
  5. Step 5: Solve for x
    x = 197,901,799.02/17,428.20
  6. Step 6: Final answer
    x = 11,355.26

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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.