Home / 37,550.92-51,820.20-20,555.17

Finding the Fourth Proportional to 37,550.92, 51,820.20 and 20,555.17

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Solution

The fourth proportional to 37,550.92, 51,820.20 and 20,555.17 is: 28,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,550.92 : 51,820.20 = 20,555.17 : x
  2. Step 2: Convert to fraction form
    37,550.92/51,820.20 = 20,555.17/x
  3. Step 3: Cross multiply
    37,550.92x = 51,820.20 × 20,555.17
  4. Step 4: Simplify right side
    37,550.92x = 1,065,173,095.05
  5. Step 5: Solve for x
    x = 1,065,173,095.05/37,550.92
  6. Step 6: Final answer
    x = 28,366.10

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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.