Home / 15,280.62-22,920.94-4,892.38

Finding the Fourth Proportional to 15,280.62, 22,920.94 and 4,892.38

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Solution

The fourth proportional to 15,280.62, 22,920.94 and 4,892.38 is: 7,338.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280.62 : 22,920.94 = 4,892.38 : x
  2. Step 2: Convert to fraction form
    15,280.62/22,920.94 = 4,892.38/x
  3. Step 3: Cross multiply
    15,280.62x = 22,920.94 × 4,892.38
  4. Step 4: Simplify right side
    15,280.62x = 112,137,948.44
  5. Step 5: Solve for x
    x = 112,137,948.44/15,280.62
  6. Step 6: Final answer
    x = 7,338.57

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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.