Home / 12,167.74-18,245.40-5,928.04

Finding the Fourth Proportional to 12,167.74, 18,245.40 and 5,928.04

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Solution

The fourth proportional to 12,167.74, 18,245.40 and 5,928.04 is: 8,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167.74 : 18,245.40 = 5,928.04 : x
  2. Step 2: Convert to fraction form
    12,167.74/18,245.40 = 5,928.04/x
  3. Step 3: Cross multiply
    12,167.74x = 18,245.40 × 5,928.04
  4. Step 4: Simplify right side
    12,167.74x = 108,159,461.02
  5. Step 5: Solve for x
    x = 108,159,461.02/12,167.74
  6. Step 6: Final answer
    x = 8,889.03

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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.