Home / 37,820.71-52,192.14-20,824.60

Finding the Fourth Proportional to 37,820.71, 52,192.14 and 20,824.60

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Solution

The fourth proportional to 37,820.71, 52,192.14 and 20,824.60 is: 28,737.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,820.71 : 52,192.14 = 20,824.60 : x
  2. Step 2: Convert to fraction form
    37,820.71/52,192.14 = 20,824.60/x
  3. Step 3: Cross multiply
    37,820.71x = 52,192.14 × 20,824.60
  4. Step 4: Simplify right side
    37,820.71x = 1,086,880,438.64
  5. Step 5: Solve for x
    x = 1,086,880,438.64/37,820.71
  6. Step 6: Final answer
    x = 28,737.71

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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.