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Finding the Fourth Proportional to 9,445.52, 14,224.52 and 8,227.64

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Solution

The fourth proportional to 9,445.52, 14,224.52 and 8,227.64 is: 12,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.52 : 14,224.52 = 8,227.64 : x
  2. Step 2: Convert to fraction form
    9,445.52/14,224.52 = 8,227.64/x
  3. Step 3: Cross multiply
    9,445.52x = 14,224.52 × 8,227.64
  4. Step 4: Simplify right side
    9,445.52x = 117,034,117.47
  5. Step 5: Solve for x
    x = 117,034,117.47/9,445.52
  6. Step 6: Final answer
    x = 12,390.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.