Home / 24,211.32-33,334.38-20,660.28

Finding the Fourth Proportional to 24,211.32, 33,334.38 and 20,660.28

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Solution

The fourth proportional to 24,211.32, 33,334.38 and 20,660.28 is: 28,445.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,211.32 : 33,334.38 = 20,660.28 : x
  2. Step 2: Convert to fraction form
    24,211.32/33,334.38 = 20,660.28/x
  3. Step 3: Cross multiply
    24,211.32x = 33,334.38 × 20,660.28
  4. Step 4: Simplify right side
    24,211.32x = 688,697,624.43
  5. Step 5: Solve for x
    x = 688,697,624.43/24,211.32
  6. Step 6: Final answer
    x = 28,445.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.