Home / 57,277.80-85,923.10-17,834.60

Finding the Fourth Proportional to 57,277.80, 85,923.10 and 17,834.60

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Solution

The fourth proportional to 57,277.80, 85,923.10 and 17,834.60 is: 26,753.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,277.80 : 85,923.10 = 17,834.60 : x
  2. Step 2: Convert to fraction form
    57,277.80/85,923.10 = 17,834.60/x
  3. Step 3: Cross multiply
    57,277.80x = 85,923.10 × 17,834.60
  4. Step 4: Simplify right side
    57,277.80x = 1,532,404,119.26
  5. Step 5: Solve for x
    x = 1,532,404,119.26/57,277.80
  6. Step 6: Final answer
    x = 26,753.89

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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.