Home / 39,827.92-54,962.56-21,923.23

Finding the Fourth Proportional to 39,827.92, 54,962.56 and 21,923.23

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Solution

The fourth proportional to 39,827.92, 54,962.56 and 21,923.23 is: 30,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,827.92 : 54,962.56 = 21,923.23 : x
  2. Step 2: Convert to fraction form
    39,827.92/54,962.56 = 21,923.23/x
  3. Step 3: Cross multiply
    39,827.92x = 54,962.56 × 21,923.23
  4. Step 4: Simplify right side
    39,827.92x = 1,204,956,734.27
  5. Step 5: Solve for x
    x = 1,204,956,734.27/39,827.92
  6. Step 6: Final answer
    x = 30,254.07

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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.