Home / 20,033.32-30,044.85-5,993.32

Finding the Fourth Proportional to 20,033.32, 30,044.85 and 5,993.32

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Solution

The fourth proportional to 20,033.32, 30,044.85 and 5,993.32 is: 8,988.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.32 : 30,044.85 = 5,993.32 : x
  2. Step 2: Convert to fraction form
    20,033.32/30,044.85 = 5,993.32/x
  3. Step 3: Cross multiply
    20,033.32x = 30,044.85 × 5,993.32
  4. Step 4: Simplify right side
    20,033.32x = 180,068,400.40
  5. Step 5: Solve for x
    x = 180,068,400.40/20,033.32
  6. Step 6: Final answer
    x = 8,988.45

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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.