Home / 12,024.32-18,036.41-4,132.35

Finding the Fourth Proportional to 12,024.32, 18,036.41 and 4,132.35

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Solution

The fourth proportional to 12,024.32, 18,036.41 and 4,132.35 is: 6,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.32 : 18,036.41 = 4,132.35 : x
  2. Step 2: Convert to fraction form
    12,024.32/18,036.41 = 4,132.35/x
  3. Step 3: Cross multiply
    12,024.32x = 18,036.41 × 4,132.35
  4. Step 4: Simplify right side
    12,024.32x = 74,532,738.20
  5. Step 5: Solve for x
    x = 74,532,738.20/12,024.32
  6. Step 6: Final answer
    x = 6,198.50

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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.