Home / 22,037.87-30,412.30-11,966.17

Finding the Fourth Proportional to 22,037.87, 30,412.30 and 11,966.17

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Solution

The fourth proportional to 22,037.87, 30,412.30 and 11,966.17 is: 16,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.87 : 30,412.30 = 11,966.17 : x
  2. Step 2: Convert to fraction form
    22,037.87/30,412.30 = 11,966.17/x
  3. Step 3: Cross multiply
    22,037.87x = 30,412.30 × 11,966.17
  4. Step 4: Simplify right side
    22,037.87x = 363,918,751.89
  5. Step 5: Solve for x
    x = 363,918,751.89/22,037.87
  6. Step 6: Final answer
    x = 16,513.34

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Double scale
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Similar ratio
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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.