Home / 36,186.64-49,937.58-20,271.43

Finding the Fourth Proportional to 36,186.64, 49,937.58 and 20,271.43

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Solution

The fourth proportional to 36,186.64, 49,937.58 and 20,271.43 is: 27,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,186.64 : 49,937.58 = 20,271.43 : x
  2. Step 2: Convert to fraction form
    36,186.64/49,937.58 = 20,271.43/x
  3. Step 3: Cross multiply
    36,186.64x = 49,937.58 × 20,271.43
  4. Step 4: Simplify right side
    36,186.64x = 1,012,306,157.34
  5. Step 5: Solve for x
    x = 1,012,306,157.34/36,186.64
  6. Step 6: Final answer
    x = 27,974.58

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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.