Home / 15,944.04-22,002.78-8,870.46

Finding the Fourth Proportional to 15,944.04, 22,002.78 and 8,870.46

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Solution

The fourth proportional to 15,944.04, 22,002.78 and 8,870.46 is: 12,241.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,944.04 : 22,002.78 = 8,870.46 : x
  2. Step 2: Convert to fraction form
    15,944.04/22,002.78 = 8,870.46/x
  3. Step 3: Cross multiply
    15,944.04x = 22,002.78 × 8,870.46
  4. Step 4: Simplify right side
    15,944.04x = 195,174,735.53
  5. Step 5: Solve for x
    x = 195,174,735.53/15,944.04
  6. Step 6: Final answer
    x = 12,241.23

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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.