Home / 22,712.43-34,075.94-6,920.55

Finding the Fourth Proportional to 22,712.43, 34,075.94 and 6,920.55

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Solution

The fourth proportional to 22,712.43, 34,075.94 and 6,920.55 is: 10,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712.43 : 34,075.94 = 6,920.55 : x
  2. Step 2: Convert to fraction form
    22,712.43/34,075.94 = 6,920.55/x
  3. Step 3: Cross multiply
    22,712.43x = 34,075.94 × 6,920.55
  4. Step 4: Simplify right side
    22,712.43x = 235,824,211.96
  5. Step 5: Solve for x
    x = 235,824,211.96/22,712.43
  6. Step 6: Final answer
    x = 10,383.05

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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.