Home / 15,171.56-22,767.66-9,310.28

Finding the Fourth Proportional to 15,171.56, 22,767.66 and 9,310.28

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Solution

The fourth proportional to 15,171.56, 22,767.66 and 9,310.28 is: 13,971.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.56 : 22,767.66 = 9,310.28 : x
  2. Step 2: Convert to fraction form
    15,171.56/22,767.66 = 9,310.28/x
  3. Step 3: Cross multiply
    15,171.56x = 22,767.66 × 9,310.28
  4. Step 4: Simplify right side
    15,171.56x = 211,973,289.54
  5. Step 5: Solve for x
    x = 211,973,289.54/15,171.56
  6. Step 6: Final answer
    x = 13,971.75

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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.