Home / 28,840.91-39,799.28-16,094.64

Finding the Fourth Proportional to 28,840.91, 39,799.28 and 16,094.64

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Solution

The fourth proportional to 28,840.91, 39,799.28 and 16,094.64 is: 22,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,840.91 : 39,799.28 = 16,094.64 : x
  2. Step 2: Convert to fraction form
    28,840.91/39,799.28 = 16,094.64/x
  3. Step 3: Cross multiply
    28,840.91x = 39,799.28 × 16,094.64
  4. Step 4: Simplify right side
    28,840.91x = 640,555,003.39
  5. Step 5: Solve for x
    x = 640,555,003.39/28,840.91
  6. Step 6: Final answer
    x = 22,209.95

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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.