Home / 12,501.29-18,751.94-5,104.10

Finding the Fourth Proportional to 12,501.29, 18,751.94 and 5,104.10

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Solution

The fourth proportional to 12,501.29, 18,751.94 and 5,104.10 is: 7,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.29 : 18,751.94 = 5,104.10 : x
  2. Step 2: Convert to fraction form
    12,501.29/18,751.94 = 5,104.10/x
  3. Step 3: Cross multiply
    12,501.29x = 18,751.94 × 5,104.10
  4. Step 4: Simplify right side
    12,501.29x = 95,711,657.67
  5. Step 5: Solve for x
    x = 95,711,657.67/12,501.29
  6. Step 6: Final answer
    x = 7,656.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.