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Finding the Fourth Proportional to 12,233.66, 18,339.48 and 4,437

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Solution

The fourth proportional to 12,233.66, 18,339.48 and 4,437 is: 6,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,233.66 : 18,339.48 = 4,437 : x
  2. Step 2: Convert to fraction form
    12,233.66/18,339.48 = 4,437/x
  3. Step 3: Cross multiply
    12,233.66x = 18,339.48 × 4,437
  4. Step 4: Simplify right side
    12,233.66x = 81,372,272.76
  5. Step 5: Solve for x
    x = 81,372,272.76/12,233.66
  6. Step 6: Final answer
    x = 6,651.51

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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.