Home / 22,850.19-34,269.78-7,855.56

Finding the Fourth Proportional to 22,850.19, 34,269.78 and 7,855.56

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Solution

The fourth proportional to 22,850.19, 34,269.78 and 7,855.56 is: 11,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,850.19 : 34,269.78 = 7,855.56 : x
  2. Step 2: Convert to fraction form
    22,850.19/34,269.78 = 7,855.56/x
  3. Step 3: Cross multiply
    22,850.19x = 34,269.78 × 7,855.56
  4. Step 4: Simplify right side
    22,850.19x = 269,208,312.98
  5. Step 5: Solve for x
    x = 269,208,312.98/22,850.19
  6. Step 6: Final answer
    x = 11,781.45

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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.