Home / 36,754.12-50,720.58-19,987

Finding the Fourth Proportional to 36,754.12, 50,720.58 and 19,987

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Solution

The fourth proportional to 36,754.12, 50,720.58 and 19,987 is: 27,582.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,754.12 : 50,720.58 = 19,987 : x
  2. Step 2: Convert to fraction form
    36,754.12/50,720.58 = 19,987/x
  3. Step 3: Cross multiply
    36,754.12x = 50,720.58 × 19,987
  4. Step 4: Simplify right side
    36,754.12x = 1,013,752,232.46
  5. Step 5: Solve for x
    x = 1,013,752,232.46/36,754.12
  6. Step 6: Final answer
    x = 27,582.00

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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.