Home / 37,848.22-52,231.62-21,938.20

Finding the Fourth Proportional to 37,848.22, 52,231.62 and 21,938.20

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Solution

The fourth proportional to 37,848.22, 52,231.62 and 21,938.20 is: 30,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,848.22 : 52,231.62 = 21,938.20 : x
  2. Step 2: Convert to fraction form
    37,848.22/52,231.62 = 21,938.20/x
  3. Step 3: Cross multiply
    37,848.22x = 52,231.62 × 21,938.20
  4. Step 4: Simplify right side
    37,848.22x = 1,145,867,725.88
  5. Step 5: Solve for x
    x = 1,145,867,725.88/37,848.22
  6. Step 6: Final answer
    x = 30,275.34

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Half scale
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Double scale
Find fourth proportional to 37,849.22, 52,233 and 21,939.20
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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.