Home / 22,429.80-30,974.25-19,224.63

Finding the Fourth Proportional to 22,429.80, 30,974.25 and 19,224.63

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Solution

The fourth proportional to 22,429.80, 30,974.25 and 19,224.63 is: 26,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429.80 : 30,974.25 = 19,224.63 : x
  2. Step 2: Convert to fraction form
    22,429.80/30,974.25 = 19,224.63/x
  3. Step 3: Cross multiply
    22,429.80x = 30,974.25 × 19,224.63
  4. Step 4: Simplify right side
    22,429.80x = 595,468,495.78
  5. Step 5: Solve for x
    x = 595,468,495.78/22,429.80
  6. Step 6: Final answer
    x = 26,548.10

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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.