Home / 36,904.41-55,333.53-11,937.78

Finding the Fourth Proportional to 36,904.41, 55,333.53 and 11,937.78

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Solution

The fourth proportional to 36,904.41, 55,333.53 and 11,937.78 is: 17,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,904.41 : 55,333.53 = 11,937.78 : x
  2. Step 2: Convert to fraction form
    36,904.41/55,333.53 = 11,937.78/x
  3. Step 3: Cross multiply
    36,904.41x = 55,333.53 × 11,937.78
  4. Step 4: Simplify right side
    36,904.41x = 660,559,507.76
  5. Step 5: Solve for x
    x = 660,559,507.76/36,904.41
  6. Step 6: Final answer
    x = 17,899.20

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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.