Home / 12,024.24-18,029.16-5,357.28

Finding the Fourth Proportional to 12,024.24, 18,029.16 and 5,357.28

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Solution

The fourth proportional to 12,024.24, 18,029.16 and 5,357.28 is: 8,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.24 : 18,029.16 = 5,357.28 : x
  2. Step 2: Convert to fraction form
    12,024.24/18,029.16 = 5,357.28/x
  3. Step 3: Cross multiply
    12,024.24x = 18,029.16 × 5,357.28
  4. Step 4: Simplify right side
    12,024.24x = 96,587,258.28
  5. Step 5: Solve for x
    x = 96,587,258.28/12,024.24
  6. Step 6: Final answer
    x = 8,032.71

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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.