Home / 12,344.58-18,505.68-4,445.24

Finding the Fourth Proportional to 12,344.58, 18,505.68 and 4,445.24

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Solution

The fourth proportional to 12,344.58, 18,505.68 and 4,445.24 is: 6,663.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.58 : 18,505.68 = 4,445.24 : x
  2. Step 2: Convert to fraction form
    12,344.58/18,505.68 = 4,445.24/x
  3. Step 3: Cross multiply
    12,344.58x = 18,505.68 × 4,445.24
  4. Step 4: Simplify right side
    12,344.58x = 82,262,074.21
  5. Step 5: Solve for x
    x = 82,262,074.21/12,344.58
  6. Step 6: Final answer
    x = 6,663.82

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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.