Home / 36,960.65-55,429.36-11,994.94

Finding the Fourth Proportional to 36,960.65, 55,429.36 and 11,994.94

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Solution

The fourth proportional to 36,960.65, 55,429.36 and 11,994.94 is: 17,988.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,960.65 : 55,429.36 = 11,994.94 : x
  2. Step 2: Convert to fraction form
    36,960.65/55,429.36 = 11,994.94/x
  3. Step 3: Cross multiply
    36,960.65x = 55,429.36 × 11,994.94
  4. Step 4: Simplify right side
    36,960.65x = 664,871,642.42
  5. Step 5: Solve for x
    x = 664,871,642.42/36,960.65
  6. Step 6: Final answer
    x = 17,988.63

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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.