Home / 22,972.81-34,458.79-13,091.02

Finding the Fourth Proportional to 22,972.81, 34,458.79 and 13,091.02

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Solution

The fourth proportional to 22,972.81, 34,458.79 and 13,091.02 is: 19,636.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972.81 : 34,458.79 = 13,091.02 : x
  2. Step 2: Convert to fraction form
    22,972.81/34,458.79 = 13,091.02/x
  3. Step 3: Cross multiply
    22,972.81x = 34,458.79 × 13,091.02
  4. Step 4: Simplify right side
    22,972.81x = 451,100,709.07
  5. Step 5: Solve for x
    x = 451,100,709.07/22,972.81
  6. Step 6: Final answer
    x = 19,636.29

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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.