Home / 36,013.54-49,701.18-20,101.12

Finding the Fourth Proportional to 36,013.54, 49,701.18 and 20,101.12

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Solution

The fourth proportional to 36,013.54, 49,701.18 and 20,101.12 is: 27,740.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,013.54 : 49,701.18 = 20,101.12 : x
  2. Step 2: Convert to fraction form
    36,013.54/49,701.18 = 20,101.12/x
  3. Step 3: Cross multiply
    36,013.54x = 49,701.18 × 20,101.12
  4. Step 4: Simplify right side
    36,013.54x = 999,049,383.32
  5. Step 5: Solve for x
    x = 999,049,383.32/36,013.54
  6. Step 6: Final answer
    x = 27,740.94

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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.