Home / 57,538.04-86,307.29-20,097.97

Finding the Fourth Proportional to 57,538.04, 86,307.29 and 20,097.97

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Solution

The fourth proportional to 57,538.04, 86,307.29 and 20,097.97 is: 30,147.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,538.04 : 86,307.29 = 20,097.97 : x
  2. Step 2: Convert to fraction form
    57,538.04/86,307.29 = 20,097.97/x
  3. Step 3: Cross multiply
    57,538.04x = 86,307.29 × 20,097.97
  4. Step 4: Simplify right side
    57,538.04x = 1,734,600,793.18
  5. Step 5: Solve for x
    x = 1,734,600,793.18/57,538.04
  6. Step 6: Final answer
    x = 30,147.03

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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.