Home / 19,902.48-27,464.72-10,949.88

Finding the Fourth Proportional to 19,902.48, 27,464.72 and 10,949.88

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Solution

The fourth proportional to 19,902.48, 27,464.72 and 10,949.88 is: 15,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,902.48 : 27,464.72 = 10,949.88 : x
  2. Step 2: Convert to fraction form
    19,902.48/27,464.72 = 10,949.88/x
  3. Step 3: Cross multiply
    19,902.48x = 27,464.72 × 10,949.88
  4. Step 4: Simplify right side
    19,902.48x = 300,735,388.23
  5. Step 5: Solve for x
    x = 300,735,388.23/19,902.48
  6. Step 6: Final answer
    x = 15,110.45

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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.