Home / 17,726.20-26,589.30-14,445.70

Finding the Fourth Proportional to 17,726.20, 26,589.30 and 14,445.70

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Solution

The fourth proportional to 17,726.20, 26,589.30 and 14,445.70 is: 21,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,726.20 : 26,589.30 = 14,445.70 : x
  2. Step 2: Convert to fraction form
    17,726.20/26,589.30 = 14,445.70/x
  3. Step 3: Cross multiply
    17,726.20x = 26,589.30 × 14,445.70
  4. Step 4: Simplify right side
    17,726.20x = 384,101,051.01
  5. Step 5: Solve for x
    x = 384,101,051.01/17,726.20
  6. Step 6: Final answer
    x = 21,668.55

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Double scale
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Similar ratio
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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.