Home / 20,136.60-27,774.90-16,594.20

Finding the Fourth Proportional to 20,136.60, 27,774.90 and 16,594.20

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Solution

The fourth proportional to 20,136.60, 27,774.90 and 16,594.20 is: 22,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,136.60 : 27,774.90 = 16,594.20 : x
  2. Step 2: Convert to fraction form
    20,136.60/27,774.90 = 16,594.20/x
  3. Step 3: Cross multiply
    20,136.60x = 27,774.90 × 16,594.20
  4. Step 4: Simplify right side
    20,136.60x = 460,902,245.58
  5. Step 5: Solve for x
    x = 460,902,245.58/20,136.60
  6. Step 6: Final answer
    x = 22,888.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.