Home / 36,824.59-55,220.48-13,434.63

Finding the Fourth Proportional to 36,824.59, 55,220.48 and 13,434.63

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Solution

The fourth proportional to 36,824.59, 55,220.48 and 13,434.63 is: 20,145.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,824.59 : 55,220.48 = 13,434.63 : x
  2. Step 2: Convert to fraction form
    36,824.59/55,220.48 = 13,434.63/x
  3. Step 3: Cross multiply
    36,824.59x = 55,220.48 × 13,434.63
  4. Step 4: Simplify right side
    36,824.59x = 741,866,717.22
  5. Step 5: Solve for x
    x = 741,866,717.22/36,824.59
  6. Step 6: Final answer
    x = 20,145.96

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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.