Home / 13,274.52-19,911.78-4,954.32

Finding the Fourth Proportional to 13,274.52, 19,911.78 and 4,954.32

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Solution

The fourth proportional to 13,274.52, 19,911.78 and 4,954.32 is: 7,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274.52 : 19,911.78 = 4,954.32 : x
  2. Step 2: Convert to fraction form
    13,274.52/19,911.78 = 4,954.32/x
  3. Step 3: Cross multiply
    13,274.52x = 19,911.78 × 4,954.32
  4. Step 4: Simplify right side
    13,274.52x = 98,649,329.89
  5. Step 5: Solve for x
    x = 98,649,329.89/13,274.52
  6. Step 6: Final answer
    x = 7,431.48

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Similar ratio
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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.