Home / 22,136.72-33,209.93-6,555.56

Finding the Fourth Proportional to 22,136.72, 33,209.93 and 6,555.56

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Solution

The fourth proportional to 22,136.72, 33,209.93 and 6,555.56 is: 9,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.72 : 33,209.93 = 6,555.56 : x
  2. Step 2: Convert to fraction form
    22,136.72/33,209.93 = 6,555.56/x
  3. Step 3: Cross multiply
    22,136.72x = 33,209.93 × 6,555.56
  4. Step 4: Simplify right side
    22,136.72x = 217,709,539.05
  5. Step 5: Solve for x
    x = 217,709,539.05/22,136.72
  6. Step 6: Final answer
    x = 9,834.77

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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.