Home / 36,869.87-55,309.86-11,901.62

Finding the Fourth Proportional to 36,869.87, 55,309.86 and 11,901.62

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Solution

The fourth proportional to 36,869.87, 55,309.86 and 11,901.62 is: 17,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,869.87 : 55,309.86 = 11,901.62 : x
  2. Step 2: Convert to fraction form
    36,869.87/55,309.86 = 11,901.62/x
  3. Step 3: Cross multiply
    36,869.87x = 55,309.86 × 11,901.62
  4. Step 4: Simplify right side
    36,869.87x = 658,276,659.42
  5. Step 5: Solve for x
    x = 658,276,659.42/36,869.87
  6. Step 6: Final answer
    x = 17,854.06

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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.