Home / 21,550.84-32,329.98-6,756.92

Finding the Fourth Proportional to 21,550.84, 32,329.98 and 6,756.92

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Solution

The fourth proportional to 21,550.84, 32,329.98 and 6,756.92 is: 10,136.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,550.84 : 32,329.98 = 6,756.92 : x
  2. Step 2: Convert to fraction form
    21,550.84/32,329.98 = 6,756.92/x
  3. Step 3: Cross multiply
    21,550.84x = 32,329.98 × 6,756.92
  4. Step 4: Simplify right side
    21,550.84x = 218,451,088.46
  5. Step 5: Solve for x
    x = 218,451,088.46/21,550.84
  6. Step 6: Final answer
    x = 10,136.55

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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.