Home / 23,971.78-33,081.22-13,362.08

Finding the Fourth Proportional to 23,971.78, 33,081.22 and 13,362.08

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Solution

The fourth proportional to 23,971.78, 33,081.22 and 13,362.08 is: 18,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,971.78 : 33,081.22 = 13,362.08 : x
  2. Step 2: Convert to fraction form
    23,971.78/33,081.22 = 13,362.08/x
  3. Step 3: Cross multiply
    23,971.78x = 33,081.22 × 13,362.08
  4. Step 4: Simplify right side
    23,971.78x = 442,033,908.14
  5. Step 5: Solve for x
    x = 442,033,908.14/23,971.78
  6. Step 6: Final answer
    x = 18,439.76

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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.