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Finding the Fourth Proportional to 22,560.68, 33,839.58 and 6,977

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Solution

The fourth proportional to 22,560.68, 33,839.58 and 6,977 is: 10,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,560.68 : 33,839.58 = 6,977 : x
  2. Step 2: Convert to fraction form
    22,560.68/33,839.58 = 6,977/x
  3. Step 3: Cross multiply
    22,560.68x = 33,839.58 × 6,977
  4. Step 4: Simplify right side
    22,560.68x = 236,098,749.66
  5. Step 5: Solve for x
    x = 236,098,749.66/22,560.68
  6. Step 6: Final answer
    x = 10,465.05

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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.