Home / 19,226.27-26,531.47-10,728.76

Finding the Fourth Proportional to 19,226.27, 26,531.47 and 10,728.76

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Solution

The fourth proportional to 19,226.27, 26,531.47 and 10,728.76 is: 14,805.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.27 : 26,531.47 = 10,728.76 : x
  2. Step 2: Convert to fraction form
    19,226.27/26,531.47 = 10,728.76/x
  3. Step 3: Cross multiply
    19,226.27x = 26,531.47 × 10,728.76
  4. Step 4: Simplify right side
    19,226.27x = 284,649,774.08
  5. Step 5: Solve for x
    x = 284,649,774.08/19,226.27
  6. Step 6: Final answer
    x = 14,805.25

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Half scale
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Double scale
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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.