Home / 37,102.15-51,201.15-20,106.43

Finding the Fourth Proportional to 37,102.15, 51,201.15 and 20,106.43

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Solution

The fourth proportional to 37,102.15, 51,201.15 and 20,106.43 is: 27,746.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,102.15 : 51,201.15 = 20,106.43 : x
  2. Step 2: Convert to fraction form
    37,102.15/51,201.15 = 20,106.43/x
  3. Step 3: Cross multiply
    37,102.15x = 51,201.15 × 20,106.43
  4. Step 4: Simplify right side
    37,102.15x = 1,029,472,134.99
  5. Step 5: Solve for x
    x = 1,029,472,134.99/37,102.15
  6. Step 6: Final answer
    x = 27,746.97

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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.