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Finding the Fourth Proportional to 36,223.98, 54,335.36 and 9,928.73

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Solution

The fourth proportional to 36,223.98, 54,335.36 and 9,928.73 is: 14,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,223.98 : 54,335.36 = 9,928.73 : x
  2. Step 2: Convert to fraction form
    36,223.98/54,335.36 = 9,928.73/x
  3. Step 3: Cross multiply
    36,223.98x = 54,335.36 × 9,928.73
  4. Step 4: Simplify right side
    36,223.98x = 539,480,918.07
  5. Step 5: Solve for x
    x = 539,480,918.07/36,223.98
  6. Step 6: Final answer
    x = 14,892.92

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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.