Home / 12,025.24-18,030.66-5,358.28

Finding the Fourth Proportional to 12,025.24, 18,030.66 and 5,358.28

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Solution

The fourth proportional to 12,025.24, 18,030.66 and 5,358.28 is: 8,034.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.24 : 18,030.66 = 5,358.28 : x
  2. Step 2: Convert to fraction form
    12,025.24/18,030.66 = 5,358.28/x
  3. Step 3: Cross multiply
    12,025.24x = 18,030.66 × 5,358.28
  4. Step 4: Simplify right side
    12,025.24x = 96,613,324.86
  5. Step 5: Solve for x
    x = 96,613,324.86/12,025.24
  6. Step 6: Final answer
    x = 8,034.21

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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.