Home / 37,490.67-51,737.22-20,495.12

Finding the Fourth Proportional to 37,490.67, 51,737.22 and 20,495.12

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Solution

The fourth proportional to 37,490.67, 51,737.22 and 20,495.12 is: 28,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,490.67 : 51,737.22 = 20,495.12 : x
  2. Step 2: Convert to fraction form
    37,490.67/51,737.22 = 20,495.12/x
  3. Step 3: Cross multiply
    37,490.67x = 51,737.22 × 20,495.12
  4. Step 4: Simplify right side
    37,490.67x = 1,060,360,273.68
  5. Step 5: Solve for x
    x = 1,060,360,273.68/37,490.67
  6. Step 6: Final answer
    x = 28,283.31

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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.