Home / 22,157.85-33,236.51-5,518.02

Finding the Fourth Proportional to 22,157.85, 33,236.51 and 5,518.02

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Solution

The fourth proportional to 22,157.85, 33,236.51 and 5,518.02 is: 8,276.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.85 : 33,236.51 = 5,518.02 : x
  2. Step 2: Convert to fraction form
    22,157.85/33,236.51 = 5,518.02/x
  3. Step 3: Cross multiply
    22,157.85x = 33,236.51 × 5,518.02
  4. Step 4: Simplify right side
    22,157.85x = 183,399,699.32
  5. Step 5: Solve for x
    x = 183,399,699.32/22,157.85
  6. Step 6: Final answer
    x = 8,276.96

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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.