Home / 22,245.60-33,289.26-19,162.20

Finding the Fourth Proportional to 22,245.60, 33,289.26 and 19,162.20

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Solution

The fourth proportional to 22,245.60, 33,289.26 and 19,162.20 is: 28,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.60 : 33,289.26 = 19,162.20 : x
  2. Step 2: Convert to fraction form
    22,245.60/33,289.26 = 19,162.20/x
  3. Step 3: Cross multiply
    22,245.60x = 33,289.26 × 19,162.20
  4. Step 4: Simplify right side
    22,245.60x = 637,895,457.97
  5. Step 5: Solve for x
    x = 637,895,457.97/22,245.60
  6. Step 6: Final answer
    x = 28,675.13

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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.