Home / 12,234.54-18,347.49-5,305.26

Finding the Fourth Proportional to 12,234.54, 18,347.49 and 5,305.26

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Solution

The fourth proportional to 12,234.54, 18,347.49 and 5,305.26 is: 7,956.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.54 : 18,347.49 = 5,305.26 : x
  2. Step 2: Convert to fraction form
    12,234.54/18,347.49 = 5,305.26/x
  3. Step 3: Cross multiply
    12,234.54x = 18,347.49 × 5,305.26
  4. Step 4: Simplify right side
    12,234.54x = 97,338,204.80
  5. Step 5: Solve for x
    x = 97,338,204.80/12,234.54
  6. Step 6: Final answer
    x = 7,956.02

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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.