Home / 39,914.68-55,082.62-22,010.32

Finding the Fourth Proportional to 39,914.68, 55,082.62 and 22,010.32

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Solution

The fourth proportional to 39,914.68, 55,082.62 and 22,010.32 is: 30,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.68 : 55,082.62 = 22,010.32 : x
  2. Step 2: Convert to fraction form
    39,914.68/55,082.62 = 22,010.32/x
  3. Step 3: Cross multiply
    39,914.68x = 55,082.62 × 22,010.32
  4. Step 4: Simplify right side
    39,914.68x = 1,212,386,092.64
  5. Step 5: Solve for x
    x = 1,212,386,092.64/39,914.68
  6. Step 6: Final answer
    x = 30,374.44

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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.