Home / 22,015.32-33,025.92-6,432.72

Finding the Fourth Proportional to 22,015.32, 33,025.92 and 6,432.72

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Solution

The fourth proportional to 22,015.32, 33,025.92 and 6,432.72 is: 9,649.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015.32 : 33,025.92 = 6,432.72 : x
  2. Step 2: Convert to fraction form
    22,015.32/33,025.92 = 6,432.72/x
  3. Step 3: Cross multiply
    22,015.32x = 33,025.92 × 6,432.72
  4. Step 4: Simplify right side
    22,015.32x = 212,446,496.10
  5. Step 5: Solve for x
    x = 212,446,496.10/22,015.32
  6. Step 6: Final answer
    x = 9,649.94

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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.