Home / 22,429.04-33,578.36-13,040.43

Finding the Fourth Proportional to 22,429.04, 33,578.36 and 13,040.43

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Solution

The fourth proportional to 22,429.04, 33,578.36 and 13,040.43 is: 19,522.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429.04 : 33,578.36 = 13,040.43 : x
  2. Step 2: Convert to fraction form
    22,429.04/33,578.36 = 13,040.43/x
  3. Step 3: Cross multiply
    22,429.04x = 33,578.36 × 13,040.43
  4. Step 4: Simplify right side
    22,429.04x = 437,876,110.88
  5. Step 5: Solve for x
    x = 437,876,110.88/22,429.04
  6. Step 6: Final answer
    x = 19,522.74

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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.