Home / 39,258.15-54,157.17-23,331.33

Finding the Fourth Proportional to 39,258.15, 54,157.17 and 23,331.33

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Solution

The fourth proportional to 39,258.15, 54,157.17 and 23,331.33 is: 32,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,258.15 : 54,157.17 = 23,331.33 : x
  2. Step 2: Convert to fraction form
    39,258.15/54,157.17 = 23,331.33/x
  3. Step 3: Cross multiply
    39,258.15x = 54,157.17 × 23,331.33
  4. Step 4: Simplify right side
    39,258.15x = 1,263,558,805.14
  5. Step 5: Solve for x
    x = 1,263,558,805.14/39,258.15
  6. Step 6: Final answer
    x = 32,185.90

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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.