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Finding the Fourth Proportional to 22,631, 33,946.56 and 7,048.64

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Solution

The fourth proportional to 22,631, 33,946.56 and 7,048.64 is: 10,572.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631 : 33,946.56 = 7,048.64 : x
  2. Step 2: Convert to fraction form
    22,631/33,946.56 = 7,048.64/x
  3. Step 3: Cross multiply
    22,631x = 33,946.56 × 7,048.64
  4. Step 4: Simplify right side
    22,631x = 239,277,080.68
  5. Step 5: Solve for x
    x = 239,277,080.68/22,631
  6. Step 6: Final answer
    x = 10,572.98

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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.