Home / 12,502.24-18,748.80-3,734.20

Finding the Fourth Proportional to 12,502.24, 18,748.80 and 3,734.20

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Solution

The fourth proportional to 12,502.24, 18,748.80 and 3,734.20 is: 5,599.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.24 : 18,748.80 = 3,734.20 : x
  2. Step 2: Convert to fraction form
    12,502.24/18,748.80 = 3,734.20/x
  3. Step 3: Cross multiply
    12,502.24x = 18,748.80 × 3,734.20
  4. Step 4: Simplify right side
    12,502.24x = 70,011,768.96
  5. Step 5: Solve for x
    x = 70,011,768.96/12,502.24
  6. Step 6: Final answer
    x = 5,599.94

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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.