Home / 37,515.86-51,790.68-28,998.74

Finding the Fourth Proportional to 37,515.86, 51,790.68 and 28,998.74

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Solution

The fourth proportional to 37,515.86, 51,790.68 and 28,998.74 is: 40,032.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,515.86 : 51,790.68 = 28,998.74 : x
  2. Step 2: Convert to fraction form
    37,515.86/51,790.68 = 28,998.74/x
  3. Step 3: Cross multiply
    37,515.86x = 51,790.68 × 28,998.74
  4. Step 4: Simplify right side
    37,515.86x = 1,501,864,463.74
  5. Step 5: Solve for x
    x = 1,501,864,463.74/37,515.86
  6. Step 6: Final answer
    x = 40,032.79

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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.