Home / 36,953.17-55,429.73-11,993.22

Finding the Fourth Proportional to 36,953.17, 55,429.73 and 11,993.22

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Solution

The fourth proportional to 36,953.17, 55,429.73 and 11,993.22 is: 17,989.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,953.17 : 55,429.73 = 11,993.22 : x
  2. Step 2: Convert to fraction form
    36,953.17/55,429.73 = 11,993.22/x
  3. Step 3: Cross multiply
    36,953.17x = 55,429.73 × 11,993.22
  4. Step 4: Simplify right side
    36,953.17x = 664,780,946.43
  5. Step 5: Solve for x
    x = 664,780,946.43/36,953.17
  6. Step 6: Final answer
    x = 17,989.82

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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.