Home / 20,103.39-27,726.30-16,737.84

Finding the Fourth Proportional to 20,103.39, 27,726.30 and 16,737.84

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Solution

The fourth proportional to 20,103.39, 27,726.30 and 16,737.84 is: 23,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,103.39 : 27,726.30 = 16,737.84 : x
  2. Step 2: Convert to fraction form
    20,103.39/27,726.30 = 16,737.84/x
  3. Step 3: Cross multiply
    20,103.39x = 27,726.30 × 16,737.84
  4. Step 4: Simplify right side
    20,103.39x = 464,078,373.19
  5. Step 5: Solve for x
    x = 464,078,373.19/20,103.39
  6. Step 6: Final answer
    x = 23,084.58

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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.