Home / 19,278.10-26,593.52-11,726.74

Finding the Fourth Proportional to 19,278.10, 26,593.52 and 11,726.74

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Solution

The fourth proportional to 19,278.10, 26,593.52 and 11,726.74 is: 16,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278.10 : 26,593.52 = 11,726.74 : x
  2. Step 2: Convert to fraction form
    19,278.10/26,593.52 = 11,726.74/x
  3. Step 3: Cross multiply
    19,278.10x = 26,593.52 × 11,726.74
  4. Step 4: Simplify right side
    19,278.10x = 311,855,294.72
  5. Step 5: Solve for x
    x = 311,855,294.72/19,278.10
  6. Step 6: Final answer
    x = 16,176.66

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.