Home / 39,286.28-54,205.60-23,154.23

Finding the Fourth Proportional to 39,286.28, 54,205.60 and 23,154.23

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Solution

The fourth proportional to 39,286.28, 54,205.60 and 23,154.23 is: 31,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,286.28 : 54,205.60 = 23,154.23 : x
  2. Step 2: Convert to fraction form
    39,286.28/54,205.60 = 23,154.23/x
  3. Step 3: Cross multiply
    39,286.28x = 54,205.60 × 23,154.23
  4. Step 4: Simplify right side
    39,286.28x = 1,255,088,852.06
  5. Step 5: Solve for x
    x = 1,255,088,852.06/39,286.28
  6. Step 6: Final answer
    x = 31,947.26

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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.