Home / 12,233.20-18,349.80-4,837.90

Finding the Fourth Proportional to 12,233.20, 18,349.80 and 4,837.90

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Solution

The fourth proportional to 12,233.20, 18,349.80 and 4,837.90 is: 7,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.20 : 18,349.80 = 4,837.90 : x
  2. Step 2: Convert to fraction form
    12,233.20/18,349.80 = 4,837.90/x
  3. Step 3: Cross multiply
    12,233.20x = 18,349.80 × 4,837.90
  4. Step 4: Simplify right side
    12,233.20x = 88,774,497.42
  5. Step 5: Solve for x
    x = 88,774,497.42/12,233.20
  6. Step 6: Final answer
    x = 7,256.85

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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.