Home / 37,108.14-51,186.78-21,995.97

Finding the Fourth Proportional to 37,108.14, 51,186.78 and 21,995.97

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Solution

The fourth proportional to 37,108.14, 51,186.78 and 21,995.97 is: 30,341.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,108.14 : 51,186.78 = 21,995.97 : x
  2. Step 2: Convert to fraction form
    37,108.14/51,186.78 = 21,995.97/x
  3. Step 3: Cross multiply
    37,108.14x = 51,186.78 × 21,995.97
  4. Step 4: Simplify right side
    37,108.14x = 1,125,902,877.28
  5. Step 5: Solve for x
    x = 1,125,902,877.28/37,108.14
  6. Step 6: Final answer
    x = 30,341.13

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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.