Home / 33,264.64-45,902.08-20,679.68

Finding the Fourth Proportional to 33,264.64, 45,902.08 and 20,679.68

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Solution

The fourth proportional to 33,264.64, 45,902.08 and 20,679.68 is: 28,536.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,264.64 : 45,902.08 = 20,679.68 : x
  2. Step 2: Convert to fraction form
    33,264.64/45,902.08 = 20,679.68/x
  3. Step 3: Cross multiply
    33,264.64x = 45,902.08 × 20,679.68
  4. Step 4: Simplify right side
    33,264.64x = 949,240,325.73
  5. Step 5: Solve for x
    x = 949,240,325.73/33,264.64
  6. Step 6: Final answer
    x = 28,536.02

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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.