Home / 12,022.34-18,035.22-3,703.05

Finding the Fourth Proportional to 12,022.34, 18,035.22 and 3,703.05

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Solution

The fourth proportional to 12,022.34, 18,035.22 and 3,703.05 is: 5,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.34 : 18,035.22 = 3,703.05 : x
  2. Step 2: Convert to fraction form
    12,022.34/18,035.22 = 3,703.05/x
  3. Step 3: Cross multiply
    12,022.34x = 18,035.22 × 3,703.05
  4. Step 4: Simplify right side
    12,022.34x = 66,785,321.42
  5. Step 5: Solve for x
    x = 66,785,321.42/12,022.34
  6. Step 6: Final answer
    x = 5,555.10

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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.