Home / 36,683.70-55,025.55-21,909.30

Finding the Fourth Proportional to 36,683.70, 55,025.55 and 21,909.30

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Solution

The fourth proportional to 36,683.70, 55,025.55 and 21,909.30 is: 32,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,683.70 : 55,025.55 = 21,909.30 : x
  2. Step 2: Convert to fraction form
    36,683.70/55,025.55 = 21,909.30/x
  3. Step 3: Cross multiply
    36,683.70x = 55,025.55 × 21,909.30
  4. Step 4: Simplify right side
    36,683.70x = 1,205,571,282.62
  5. Step 5: Solve for x
    x = 1,205,571,282.62/36,683.70
  6. Step 6: Final answer
    x = 32,863.95

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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.