Home / 17,567.52-26,338.29-9,121.90

Finding the Fourth Proportional to 17,567.52, 26,338.29 and 9,121.90

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Solution

The fourth proportional to 17,567.52, 26,338.29 and 9,121.90 is: 13,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,567.52 : 26,338.29 = 9,121.90 : x
  2. Step 2: Convert to fraction form
    17,567.52/26,338.29 = 9,121.90/x
  3. Step 3: Cross multiply
    17,567.52x = 26,338.29 × 9,121.90
  4. Step 4: Simplify right side
    17,567.52x = 240,255,070.25
  5. Step 5: Solve for x
    x = 240,255,070.25/17,567.52
  6. Step 6: Final answer
    x = 13,676.10

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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.