Home / 12,184.32-18,301.05-7,263.57

Finding the Fourth Proportional to 12,184.32, 18,301.05 and 7,263.57

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Solution

The fourth proportional to 12,184.32, 18,301.05 and 7,263.57 is: 10,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.32 : 18,301.05 = 7,263.57 : x
  2. Step 2: Convert to fraction form
    12,184.32/18,301.05 = 7,263.57/x
  3. Step 3: Cross multiply
    12,184.32x = 18,301.05 × 7,263.57
  4. Step 4: Simplify right side
    12,184.32x = 132,930,957.75
  5. Step 5: Solve for x
    x = 132,930,957.75/12,184.32
  6. Step 6: Final answer
    x = 10,910.00

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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.