Home / 22,060.40-33,090.57-8,912.76

Finding the Fourth Proportional to 22,060.40, 33,090.57 and 8,912.76

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Solution

The fourth proportional to 22,060.40, 33,090.57 and 8,912.76 is: 13,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.40 : 33,090.57 = 8,912.76 : x
  2. Step 2: Convert to fraction form
    22,060.40/33,090.57 = 8,912.76/x
  3. Step 3: Cross multiply
    22,060.40x = 33,090.57 × 8,912.76
  4. Step 4: Simplify right side
    22,060.40x = 294,928,308.67
  5. Step 5: Solve for x
    x = 294,928,308.67/22,060.40
  6. Step 6: Final answer
    x = 13,369.13

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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.