Home / 30,122.10-45,183.15-22,346.10

Finding the Fourth Proportional to 30,122.10, 45,183.15 and 22,346.10

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Solution

The fourth proportional to 30,122.10, 45,183.15 and 22,346.10 is: 33,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.10 : 45,183.15 = 22,346.10 : x
  2. Step 2: Convert to fraction form
    30,122.10/45,183.15 = 22,346.10/x
  3. Step 3: Cross multiply
    30,122.10x = 45,183.15 × 22,346.10
  4. Step 4: Simplify right side
    30,122.10x = 1,009,667,188.22
  5. Step 5: Solve for x
    x = 1,009,667,188.22/30,122.10
  6. Step 6: Final answer
    x = 33,519.15

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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.