Home / 15,531.68-23,292.48-5,141

Finding the Fourth Proportional to 15,531.68, 23,292.48 and 5,141

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Solution

The fourth proportional to 15,531.68, 23,292.48 and 5,141 is: 7,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,531.68 : 23,292.48 = 5,141 : x
  2. Step 2: Convert to fraction form
    15,531.68/23,292.48 = 5,141/x
  3. Step 3: Cross multiply
    15,531.68x = 23,292.48 × 5,141
  4. Step 4: Simplify right side
    15,531.68x = 119,746,639.68
  5. Step 5: Solve for x
    x = 119,746,639.68/15,531.68
  6. Step 6: Final answer
    x = 7,709.83

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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.