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Finding the Fourth Proportional to 33,882.40, 50,823.60 and 9,258.40

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Solution

The fourth proportional to 33,882.40, 50,823.60 and 9,258.40 is: 13,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,882.40 : 50,823.60 = 9,258.40 : x
  2. Step 2: Convert to fraction form
    33,882.40/50,823.60 = 9,258.40/x
  3. Step 3: Cross multiply
    33,882.40x = 50,823.60 × 9,258.40
  4. Step 4: Simplify right side
    33,882.40x = 470,545,218.24
  5. Step 5: Solve for x
    x = 470,545,218.24/33,882.40
  6. Step 6: Final answer
    x = 13,887.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.