Home / 37,726.48-52,063.41-20,731.78

Finding the Fourth Proportional to 37,726.48, 52,063.41 and 20,731.78

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Solution

The fourth proportional to 37,726.48, 52,063.41 and 20,731.78 is: 28,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,726.48 : 52,063.41 = 20,731.78 : x
  2. Step 2: Convert to fraction form
    37,726.48/52,063.41 = 20,731.78/x
  3. Step 3: Cross multiply
    37,726.48x = 52,063.41 × 20,731.78
  4. Step 4: Simplify right side
    37,726.48x = 1,079,367,162.17
  5. Step 5: Solve for x
    x = 1,079,367,162.17/37,726.48
  6. Step 6: Final answer
    x = 28,610.33

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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.