Home / 22,453.60-33,680.40-16,621.60

Finding the Fourth Proportional to 22,453.60, 33,680.40 and 16,621.60

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Solution

The fourth proportional to 22,453.60, 33,680.40 and 16,621.60 is: 24,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,453.60 : 33,680.40 = 16,621.60 : x
  2. Step 2: Convert to fraction form
    22,453.60/33,680.40 = 16,621.60/x
  3. Step 3: Cross multiply
    22,453.60x = 33,680.40 × 16,621.60
  4. Step 4: Simplify right side
    22,453.60x = 559,822,136.64
  5. Step 5: Solve for x
    x = 559,822,136.64/22,453.60
  6. Step 6: Final answer
    x = 24,932.40

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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.