Home / 37,035.76-51,114.24-20,906.32

Finding the Fourth Proportional to 37,035.76, 51,114.24 and 20,906.32

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Solution

The fourth proportional to 37,035.76, 51,114.24 and 20,906.32 is: 28,853.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,035.76 : 51,114.24 = 20,906.32 : x
  2. Step 2: Convert to fraction form
    37,035.76/51,114.24 = 20,906.32/x
  3. Step 3: Cross multiply
    37,035.76x = 51,114.24 × 20,906.32
  4. Step 4: Simplify right side
    37,035.76x = 1,068,610,658.00
  5. Step 5: Solve for x
    x = 1,068,610,658.00/37,035.76
  6. Step 6: Final answer
    x = 28,853.48

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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.