Home / 37,578.06-51,857.76-20,582.32

Finding the Fourth Proportional to 37,578.06, 51,857.76 and 20,582.32

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Solution

The fourth proportional to 37,578.06, 51,857.76 and 20,582.32 is: 28,403.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,578.06 : 51,857.76 = 20,582.32 : x
  2. Step 2: Convert to fraction form
    37,578.06/51,857.76 = 20,582.32/x
  3. Step 3: Cross multiply
    37,578.06x = 51,857.76 × 20,582.32
  4. Step 4: Simplify right side
    37,578.06x = 1,067,353,010.80
  5. Step 5: Solve for x
    x = 1,067,353,010.80/37,578.06
  6. Step 6: Final answer
    x = 28,403.62

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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.