Home / 15,164.36-22,749.24-5,168.55

Finding the Fourth Proportional to 15,164.36, 22,749.24 and 5,168.55

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Solution

The fourth proportional to 15,164.36, 22,749.24 and 5,168.55 is: 7,753.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,164.36 : 22,749.24 = 5,168.55 : x
  2. Step 2: Convert to fraction form
    15,164.36/22,749.24 = 5,168.55/x
  3. Step 3: Cross multiply
    15,164.36x = 22,749.24 × 5,168.55
  4. Step 4: Simplify right side
    15,164.36x = 117,580,584.40
  5. Step 5: Solve for x
    x = 117,580,584.40/15,164.36
  6. Step 6: Final answer
    x = 7,753.75

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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.