Home / 54,837.98-82,207.76-19,769.43

Finding the Fourth Proportional to 54,837.98, 82,207.76 and 19,769.43

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Solution

The fourth proportional to 54,837.98, 82,207.76 and 19,769.43 is: 29,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837.98 : 82,207.76 = 19,769.43 : x
  2. Step 2: Convert to fraction form
    54,837.98/82,207.76 = 19,769.43/x
  3. Step 3: Cross multiply
    54,837.98x = 82,207.76 × 19,769.43
  4. Step 4: Simplify right side
    54,837.98x = 1,625,200,877.41
  5. Step 5: Solve for x
    x = 1,625,200,877.41/54,837.98
  6. Step 6: Final answer
    x = 29,636.41

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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.