Home / 36,710.73-55,019.61-17,986.32

Finding the Fourth Proportional to 36,710.73, 55,019.61 and 17,986.32

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Solution

The fourth proportional to 36,710.73, 55,019.61 and 17,986.32 is: 26,956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,710.73 : 55,019.61 = 17,986.32 : x
  2. Step 2: Convert to fraction form
    36,710.73/55,019.61 = 17,986.32/x
  3. Step 3: Cross multiply
    36,710.73x = 55,019.61 × 17,986.32
  4. Step 4: Simplify right side
    36,710.73x = 989,600,311.74
  5. Step 5: Solve for x
    x = 989,600,311.74/36,710.73
  6. Step 6: Final answer
    x = 26,956.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.