Home / 63,127.96-94,680.72-21,003.88

Finding the Fourth Proportional to 63,127.96, 94,680.72 and 21,003.88

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Solution

The fourth proportional to 63,127.96, 94,680.72 and 21,003.88 is: 31,502.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,127.96 : 94,680.72 = 21,003.88 : x
  2. Step 2: Convert to fraction form
    63,127.96/94,680.72 = 21,003.88/x
  3. Step 3: Cross multiply
    63,127.96x = 94,680.72 × 21,003.88
  4. Step 4: Simplify right side
    63,127.96x = 1,988,662,481.19
  5. Step 5: Solve for x
    x = 1,988,662,481.19/63,127.96
  6. Step 6: Final answer
    x = 31,502.09

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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.