Home / 13,377.84-20,066.94-5,982.72

Finding the Fourth Proportional to 13,377.84, 20,066.94 and 5,982.72

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Solution

The fourth proportional to 13,377.84, 20,066.94 and 5,982.72 is: 8,974.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.84 : 20,066.94 = 5,982.72 : x
  2. Step 2: Convert to fraction form
    13,377.84/20,066.94 = 5,982.72/x
  3. Step 3: Cross multiply
    13,377.84x = 20,066.94 × 5,982.72
  4. Step 4: Simplify right side
    13,377.84x = 120,054,883.28
  5. Step 5: Solve for x
    x = 120,054,883.28/13,377.84
  6. Step 6: Final answer
    x = 8,974.16

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1.5x scale

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.