Home / 37,587.92-51,869.09-20,588.76

Finding the Fourth Proportional to 37,587.92, 51,869.09 and 20,588.76

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Solution

The fourth proportional to 37,587.92, 51,869.09 and 20,588.76 is: 28,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,587.92 : 51,869.09 = 20,588.76 : x
  2. Step 2: Convert to fraction form
    37,587.92/51,869.09 = 20,588.76/x
  3. Step 3: Cross multiply
    37,587.92x = 51,869.09 × 20,588.76
  4. Step 4: Simplify right side
    37,587.92x = 1,067,920,296.90
  5. Step 5: Solve for x
    x = 1,067,920,296.90/37,587.92
  6. Step 6: Final answer
    x = 28,411.27

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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.