Home / 12,307.24-18,441.96-8,353.36

Finding the Fourth Proportional to 12,307.24, 18,441.96 and 8,353.36

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Solution

The fourth proportional to 12,307.24, 18,441.96 and 8,353.36 is: 12,517.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,307.24 : 18,441.96 = 8,353.36 : x
  2. Step 2: Convert to fraction form
    12,307.24/18,441.96 = 8,353.36/x
  3. Step 3: Cross multiply
    12,307.24x = 18,441.96 × 8,353.36
  4. Step 4: Simplify right side
    12,307.24x = 154,052,330.99
  5. Step 5: Solve for x
    x = 154,052,330.99/12,307.24
  6. Step 6: Final answer
    x = 12,517.21

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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.