Home / 57,851.13-86,743.48-22,771.65

Finding the Fourth Proportional to 57,851.13, 86,743.48 and 22,771.65

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Solution

The fourth proportional to 57,851.13, 86,743.48 and 22,771.65 is: 34,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,851.13 : 86,743.48 = 22,771.65 : x
  2. Step 2: Convert to fraction form
    57,851.13/86,743.48 = 22,771.65/x
  3. Step 3: Cross multiply
    57,851.13x = 86,743.48 × 22,771.65
  4. Step 4: Simplify right side
    57,851.13x = 1,975,291,675.70
  5. Step 5: Solve for x
    x = 1,975,291,675.70/57,851.13
  6. Step 6: Final answer
    x = 34,144.40

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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.