Home / 20,334.64-30,498.88-5,544.76

Finding the Fourth Proportional to 20,334.64, 30,498.88 and 5,544.76

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Solution

The fourth proportional to 20,334.64, 30,498.88 and 5,544.76 is: 8,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,334.64 : 30,498.88 = 5,544.76 : x
  2. Step 2: Convert to fraction form
    20,334.64/30,498.88 = 5,544.76/x
  3. Step 3: Cross multiply
    20,334.64x = 30,498.88 × 5,544.76
  4. Step 4: Simplify right side
    20,334.64x = 169,108,969.87
  5. Step 5: Solve for x
    x = 169,108,969.87/20,334.64
  6. Step 6: Final answer
    x = 8,316.30

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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.