Home / 22,377.21-33,564.04-13,011.25

Finding the Fourth Proportional to 22,377.21, 33,564.04 and 13,011.25

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Solution

The fourth proportional to 22,377.21, 33,564.04 and 13,011.25 is: 19,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,377.21 : 33,564.04 = 13,011.25 : x
  2. Step 2: Convert to fraction form
    22,377.21/33,564.04 = 13,011.25/x
  3. Step 3: Cross multiply
    22,377.21x = 33,564.04 × 13,011.25
  4. Step 4: Simplify right side
    22,377.21x = 436,710,115.45
  5. Step 5: Solve for x
    x = 436,710,115.45/22,377.21
  6. Step 6: Final answer
    x = 19,515.84

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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.