Home / 37,648.05-51,954.39-20,652.45

Finding the Fourth Proportional to 37,648.05, 51,954.39 and 20,652.45

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Solution

The fourth proportional to 37,648.05, 51,954.39 and 20,652.45 is: 28,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,648.05 : 51,954.39 = 20,652.45 : x
  2. Step 2: Convert to fraction form
    37,648.05/51,954.39 = 20,652.45/x
  3. Step 3: Cross multiply
    37,648.05x = 51,954.39 × 20,652.45
  4. Step 4: Simplify right side
    37,648.05x = 1,072,985,441.76
  5. Step 5: Solve for x
    x = 1,072,985,441.76/37,648.05
  6. Step 6: Final answer
    x = 28,500.43

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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.