Home / 22,622.12-33,946.14-12,635.24

Finding the Fourth Proportional to 22,622.12, 33,946.14 and 12,635.24

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Solution

The fourth proportional to 22,622.12, 33,946.14 and 12,635.24 is: 18,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.12 : 33,946.14 = 12,635.24 : x
  2. Step 2: Convert to fraction form
    22,622.12/33,946.14 = 12,635.24/x
  3. Step 3: Cross multiply
    22,622.12x = 33,946.14 × 12,635.24
  4. Step 4: Simplify right side
    22,622.12x = 428,917,625.97
  5. Step 5: Solve for x
    x = 428,917,625.97/22,622.12
  6. Step 6: Final answer
    x = 18,960.10

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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.