Home / 36,101.88-49,825.23-20,187.18

Finding the Fourth Proportional to 36,101.88, 49,825.23 and 20,187.18

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Solution

The fourth proportional to 36,101.88, 49,825.23 and 20,187.18 is: 27,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.88 : 49,825.23 = 20,187.18 : x
  2. Step 2: Convert to fraction form
    36,101.88/49,825.23 = 20,187.18/x
  3. Step 3: Cross multiply
    36,101.88x = 49,825.23 × 20,187.18
  4. Step 4: Simplify right side
    36,101.88x = 1,005,830,886.55
  5. Step 5: Solve for x
    x = 1,005,830,886.55/36,101.88
  6. Step 6: Final answer
    x = 27,860.90

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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.