Home / 37,912.77-52,317.45-20,917.26

Finding the Fourth Proportional to 37,912.77, 52,317.45 and 20,917.26

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Solution

The fourth proportional to 37,912.77, 52,317.45 and 20,917.26 is: 28,864.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,912.77 : 52,317.45 = 20,917.26 : x
  2. Step 2: Convert to fraction form
    37,912.77/52,317.45 = 20,917.26/x
  3. Step 3: Cross multiply
    37,912.77x = 52,317.45 × 20,917.26
  4. Step 4: Simplify right side
    37,912.77x = 1,094,337,704.19
  5. Step 5: Solve for x
    x = 1,094,337,704.19/37,912.77
  6. Step 6: Final answer
    x = 28,864.62

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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.