Home / 28,444.44-39,258.12-16,517.76

Finding the Fourth Proportional to 28,444.44, 39,258.12 and 16,517.76

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Solution

The fourth proportional to 28,444.44, 39,258.12 and 16,517.76 is: 22,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.44 : 39,258.12 = 16,517.76 : x
  2. Step 2: Convert to fraction form
    28,444.44/39,258.12 = 16,517.76/x
  3. Step 3: Cross multiply
    28,444.44x = 39,258.12 × 16,517.76
  4. Step 4: Simplify right side
    28,444.44x = 648,456,204.21
  5. Step 5: Solve for x
    x = 648,456,204.21/28,444.44
  6. Step 6: Final answer
    x = 22,797.29

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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.