Home / 17,726.90-26,561.55-11,141.30

Finding the Fourth Proportional to 17,726.90, 26,561.55 and 11,141.30

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Solution

The fourth proportional to 17,726.90, 26,561.55 and 11,141.30 is: 16,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,726.90 : 26,561.55 = 11,141.30 : x
  2. Step 2: Convert to fraction form
    17,726.90/26,561.55 = 11,141.30/x
  3. Step 3: Cross multiply
    17,726.90x = 26,561.55 × 11,141.30
  4. Step 4: Simplify right side
    17,726.90x = 295,930,197.02
  5. Step 5: Solve for x
    x = 295,930,197.02/17,726.90
  6. Step 6: Final answer
    x = 16,693.85

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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.