Home / 55,285.08-82,946.03-21,996.21

Finding the Fourth Proportional to 55,285.08, 82,946.03 and 21,996.21

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Solution

The fourth proportional to 55,285.08, 82,946.03 and 21,996.21 is: 33,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,285.08 : 82,946.03 = 21,996.21 : x
  2. Step 2: Convert to fraction form
    55,285.08/82,946.03 = 21,996.21/x
  3. Step 3: Cross multiply
    55,285.08x = 82,946.03 × 21,996.21
  4. Step 4: Simplify right side
    55,285.08x = 1,824,498,029.04
  5. Step 5: Solve for x
    x = 1,824,498,029.04/55,285.08
  6. Step 6: Final answer
    x = 33,001.63

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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.