Home / 37,331.31-51,514.86-20,564.31

Finding the Fourth Proportional to 37,331.31, 51,514.86 and 20,564.31

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Solution

The fourth proportional to 37,331.31, 51,514.86 and 20,564.31 is: 28,377.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.31 : 51,514.86 = 20,564.31 : x
  2. Step 2: Convert to fraction form
    37,331.31/51,514.86 = 20,564.31/x
  3. Step 3: Cross multiply
    37,331.31x = 51,514.86 × 20,564.31
  4. Step 4: Simplify right side
    37,331.31x = 1,059,367,550.65
  5. Step 5: Solve for x
    x = 1,059,367,550.65/37,331.31
  6. Step 6: Final answer
    x = 28,377.45

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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.