Home / 37,201.26-51,337.72-20,434.26

Finding the Fourth Proportional to 37,201.26, 51,337.72 and 20,434.26

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Solution

The fourth proportional to 37,201.26, 51,337.72 and 20,434.26 is: 28,199.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,201.26 : 51,337.72 = 20,434.26 : x
  2. Step 2: Convert to fraction form
    37,201.26/51,337.72 = 20,434.26/x
  3. Step 3: Cross multiply
    37,201.26x = 51,337.72 × 20,434.26
  4. Step 4: Simplify right side
    37,201.26x = 1,049,048,318.29
  5. Step 5: Solve for x
    x = 1,049,048,318.29/37,201.26
  6. Step 6: Final answer
    x = 28,199.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.