Home / 12,534.14-17,298.87-7,819.94

Finding the Fourth Proportional to 12,534.14, 17,298.87 and 7,819.94

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Solution

The fourth proportional to 12,534.14, 17,298.87 and 7,819.94 is: 10,792.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.14 : 17,298.87 = 7,819.94 : x
  2. Step 2: Convert to fraction form
    12,534.14/17,298.87 = 7,819.94/x
  3. Step 3: Cross multiply
    12,534.14x = 17,298.87 × 7,819.94
  4. Step 4: Simplify right side
    12,534.14x = 135,276,139.39
  5. Step 5: Solve for x
    x = 135,276,139.39/12,534.14
  6. Step 6: Final answer
    x = 10,792.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.