Home / 37,825.80-52,200.88-20,831.82

Finding the Fourth Proportional to 37,825.80, 52,200.88 and 20,831.82

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Solution

The fourth proportional to 37,825.80, 52,200.88 and 20,831.82 is: 28,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,825.80 : 52,200.88 = 20,831.82 : x
  2. Step 2: Convert to fraction form
    37,825.80/52,200.88 = 20,831.82/x
  3. Step 3: Cross multiply
    37,825.80x = 52,200.88 × 20,831.82
  4. Step 4: Simplify right side
    37,825.80x = 1,087,439,336.00
  5. Step 5: Solve for x
    x = 1,087,439,336.00/37,825.80
  6. Step 6: Final answer
    x = 28,748.61

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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.