Home / 39,009.14-53,833.99-22,012.39

Finding the Fourth Proportional to 39,009.14, 53,833.99 and 22,012.39

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Solution

The fourth proportional to 39,009.14, 53,833.99 and 22,012.39 is: 30,377.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009.14 : 53,833.99 = 22,012.39 : x
  2. Step 2: Convert to fraction form
    39,009.14/53,833.99 = 22,012.39/x
  3. Step 3: Cross multiply
    39,009.14x = 53,833.99 × 22,012.39
  4. Step 4: Simplify right side
    39,009.14x = 1,185,014,593.52
  5. Step 5: Solve for x
    x = 1,185,014,593.52/39,009.14
  6. Step 6: Final answer
    x = 30,377.87

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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.