Home / 15,881.77-23,819.18-6,512.57

Finding the Fourth Proportional to 15,881.77, 23,819.18 and 6,512.57

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Solution

The fourth proportional to 15,881.77, 23,819.18 and 6,512.57 is: 9,767.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,881.77 : 23,819.18 = 6,512.57 : x
  2. Step 2: Convert to fraction form
    15,881.77/23,819.18 = 6,512.57/x
  3. Step 3: Cross multiply
    15,881.77x = 23,819.18 × 6,512.57
  4. Step 4: Simplify right side
    15,881.77x = 155,124,051.39
  5. Step 5: Solve for x
    x = 155,124,051.39/15,881.77
  6. Step 6: Final answer
    x = 9,767.43

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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.