Home / 12,502.23-18,748.80-3,734.19

Finding the Fourth Proportional to 12,502.23, 18,748.80 and 3,734.19

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Solution

The fourth proportional to 12,502.23, 18,748.80 and 3,734.19 is: 5,599.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.23 : 18,748.80 = 3,734.19 : x
  2. Step 2: Convert to fraction form
    12,502.23/18,748.80 = 3,734.19/x
  3. Step 3: Cross multiply
    12,502.23x = 18,748.80 × 3,734.19
  4. Step 4: Simplify right side
    12,502.23x = 70,011,581.47
  5. Step 5: Solve for x
    x = 70,011,581.47/12,502.23
  6. Step 6: Final answer
    x = 5,599.93

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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.