Home / 13,962.48-20,961.52-9,052.68

Finding the Fourth Proportional to 13,962.48, 20,961.52 and 9,052.68

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Solution

The fourth proportional to 13,962.48, 20,961.52 and 9,052.68 is: 13,590.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.48 : 20,961.52 = 9,052.68 : x
  2. Step 2: Convert to fraction form
    13,962.48/20,961.52 = 9,052.68/x
  3. Step 3: Cross multiply
    13,962.48x = 20,961.52 × 9,052.68
  4. Step 4: Simplify right side
    13,962.48x = 189,757,932.87
  5. Step 5: Solve for x
    x = 189,757,932.87/13,962.48
  6. Step 6: Final answer
    x = 13,590.56

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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.