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Finding the Fourth Proportional to 22,064.51, 33,096.74 and 8,916.89

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Solution

The fourth proportional to 22,064.51, 33,096.74 and 8,916.89 is: 13,375.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.51 : 33,096.74 = 8,916.89 : x
  2. Step 2: Convert to fraction form
    22,064.51/33,096.74 = 8,916.89/x
  3. Step 3: Cross multiply
    22,064.51x = 33,096.74 × 8,916.89
  4. Step 4: Simplify right side
    22,064.51x = 295,119,846.75
  5. Step 5: Solve for x
    x = 295,119,846.75/22,064.51
  6. Step 6: Final answer
    x = 13,375.32

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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.