Home / 22,207.72-33,311.84-12,842.06

Finding the Fourth Proportional to 22,207.72, 33,311.84 and 12,842.06

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Solution

The fourth proportional to 22,207.72, 33,311.84 and 12,842.06 is: 19,263.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.72 : 33,311.84 = 12,842.06 : x
  2. Step 2: Convert to fraction form
    22,207.72/33,311.84 = 12,842.06/x
  3. Step 3: Cross multiply
    22,207.72x = 33,311.84 × 12,842.06
  4. Step 4: Simplify right side
    22,207.72x = 427,792,647.99
  5. Step 5: Solve for x
    x = 427,792,647.99/22,207.72
  6. Step 6: Final answer
    x = 19,263.24

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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.