Home / 22,117.30-33,175.98-18,213.50

Finding the Fourth Proportional to 22,117.30, 33,175.98 and 18,213.50

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Solution

The fourth proportional to 22,117.30, 33,175.98 and 18,213.50 is: 27,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,117.30 : 33,175.98 = 18,213.50 : x
  2. Step 2: Convert to fraction form
    22,117.30/33,175.98 = 18,213.50/x
  3. Step 3: Cross multiply
    22,117.30x = 33,175.98 × 18,213.50
  4. Step 4: Simplify right side
    22,117.30x = 604,250,711.73
  5. Step 5: Solve for x
    x = 604,250,711.73/22,117.30
  6. Step 6: Final answer
    x = 27,320.27

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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.