Home / 37,582.59-51,865.34-20,815.59

Finding the Fourth Proportional to 37,582.59, 51,865.34 and 20,815.59

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Solution

The fourth proportional to 37,582.59, 51,865.34 and 20,815.59 is: 28,726.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,582.59 : 51,865.34 = 20,815.59 : x
  2. Step 2: Convert to fraction form
    37,582.59/51,865.34 = 20,815.59/x
  3. Step 3: Cross multiply
    37,582.59x = 51,865.34 × 20,815.59
  4. Step 4: Simplify right side
    37,582.59x = 1,079,607,548.57
  5. Step 5: Solve for x
    x = 1,079,607,548.57/37,582.59
  6. Step 6: Final answer
    x = 28,726.27

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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.