Home / 15,751.36-23,619.96-4,654.18

Finding the Fourth Proportional to 15,751.36, 23,619.96 and 4,654.18

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Solution

The fourth proportional to 15,751.36, 23,619.96 and 4,654.18 is: 6,979.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751.36 : 23,619.96 = 4,654.18 : x
  2. Step 2: Convert to fraction form
    15,751.36/23,619.96 = 4,654.18/x
  3. Step 3: Cross multiply
    15,751.36x = 23,619.96 × 4,654.18
  4. Step 4: Simplify right side
    15,751.36x = 109,931,545.43
  5. Step 5: Solve for x
    x = 109,931,545.43/15,751.36
  6. Step 6: Final answer
    x = 6,979.18

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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.