Home / 38,865.68-53,628.36-22,947.92

Finding the Fourth Proportional to 38,865.68, 53,628.36 and 22,947.92

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Solution

The fourth proportional to 38,865.68, 53,628.36 and 22,947.92 is: 31,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,865.68 : 53,628.36 = 22,947.92 : x
  2. Step 2: Convert to fraction form
    38,865.68/53,628.36 = 22,947.92/x
  3. Step 3: Cross multiply
    38,865.68x = 53,628.36 × 22,947.92
  4. Step 4: Simplify right side
    38,865.68x = 1,230,659,315.01
  5. Step 5: Solve for x
    x = 1,230,659,315.01/38,865.68
  6. Step 6: Final answer
    x = 31,664.42

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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.