Home / 14,742.78-22,101.72-5,983.84

Finding the Fourth Proportional to 14,742.78, 22,101.72 and 5,983.84

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Solution

The fourth proportional to 14,742.78, 22,101.72 and 5,983.84 is: 8,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,742.78 : 22,101.72 = 5,983.84 : x
  2. Step 2: Convert to fraction form
    14,742.78/22,101.72 = 5,983.84/x
  3. Step 3: Cross multiply
    14,742.78x = 22,101.72 × 5,983.84
  4. Step 4: Simplify right side
    14,742.78x = 132,253,156.20
  5. Step 5: Solve for x
    x = 132,253,156.20/14,742.78
  6. Step 6: Final answer
    x = 8,970.71

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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.