Home / 15,306.78-22,963.44-6,072.78

Finding the Fourth Proportional to 15,306.78, 22,963.44 and 6,072.78

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Solution

The fourth proportional to 15,306.78, 22,963.44 and 6,072.78 is: 9,110.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,306.78 : 22,963.44 = 6,072.78 : x
  2. Step 2: Convert to fraction form
    15,306.78/22,963.44 = 6,072.78/x
  3. Step 3: Cross multiply
    15,306.78x = 22,963.44 × 6,072.78
  4. Step 4: Simplify right side
    15,306.78x = 139,451,919.16
  5. Step 5: Solve for x
    x = 139,451,919.16/15,306.78
  6. Step 6: Final answer
    x = 9,110.47

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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.