Home / 9,443.32-14,221.19-8,225.44

Finding the Fourth Proportional to 9,443.32, 14,221.19 and 8,225.44

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Solution

The fourth proportional to 9,443.32, 14,221.19 and 8,225.44 is: 12,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,443.32 : 14,221.19 = 8,225.44 : x
  2. Step 2: Convert to fraction form
    9,443.32/14,221.19 = 8,225.44/x
  3. Step 3: Cross multiply
    9,443.32x = 14,221.19 × 8,225.44
  4. Step 4: Simplify right side
    9,443.32x = 116,975,499.24
  5. Step 5: Solve for x
    x = 116,975,499.24/9,443.32
  6. Step 6: Final answer
    x = 12,387.11

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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.