Home / 38,911.90-53,696.22-22,997.83

Finding the Fourth Proportional to 38,911.90, 53,696.22 and 22,997.83

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Solution

The fourth proportional to 38,911.90, 53,696.22 and 22,997.83 is: 31,735.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,911.90 : 53,696.22 = 22,997.83 : x
  2. Step 2: Convert to fraction form
    38,911.90/53,696.22 = 22,997.83/x
  3. Step 3: Cross multiply
    38,911.90x = 53,696.22 × 22,997.83
  4. Step 4: Simplify right side
    38,911.90x = 1,234,896,539.20
  5. Step 5: Solve for x
    x = 1,234,896,539.20/38,911.90
  6. Step 6: Final answer
    x = 31,735.70

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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.