Home / 15,167.57-20,941.46-9,504.59

Finding the Fourth Proportional to 15,167.57, 20,941.46 and 9,504.59

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Solution

The fourth proportional to 15,167.57, 20,941.46 and 9,504.59 is: 13,122.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,167.57 : 20,941.46 = 9,504.59 : x
  2. Step 2: Convert to fraction form
    15,167.57/20,941.46 = 9,504.59/x
  3. Step 3: Cross multiply
    15,167.57x = 20,941.46 × 9,504.59
  4. Step 4: Simplify right side
    15,167.57x = 199,039,839.07
  5. Step 5: Solve for x
    x = 199,039,839.07/15,167.57
  6. Step 6: Final answer
    x = 13,122.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.