Home / 22,423.16-30,943.71-12,351.44

Finding the Fourth Proportional to 22,423.16, 30,943.71 and 12,351.44

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Solution

The fourth proportional to 22,423.16, 30,943.71 and 12,351.44 is: 17,044.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.16 : 30,943.71 = 12,351.44 : x
  2. Step 2: Convert to fraction form
    22,423.16/30,943.71 = 12,351.44/x
  3. Step 3: Cross multiply
    22,423.16x = 30,943.71 × 12,351.44
  4. Step 4: Simplify right side
    22,423.16x = 382,199,222.72
  5. Step 5: Solve for x
    x = 382,199,222.72/22,423.16
  6. Step 6: Final answer
    x = 17,044.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.