Home / 37,192.28-51,325.71-20,425.28

Finding the Fourth Proportional to 37,192.28, 51,325.71 and 20,425.28

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Solution

The fourth proportional to 37,192.28, 51,325.71 and 20,425.28 is: 28,187.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,192.28 : 51,325.71 = 20,425.28 : x
  2. Step 2: Convert to fraction form
    37,192.28/51,325.71 = 20,425.28/x
  3. Step 3: Cross multiply
    37,192.28x = 51,325.71 × 20,425.28
  4. Step 4: Simplify right side
    37,192.28x = 1,048,341,997.95
  5. Step 5: Solve for x
    x = 1,048,341,997.95/37,192.28
  6. Step 6: Final answer
    x = 28,187.09

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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.