Home / 19,944.62-29,853-13,265.72

Finding the Fourth Proportional to 19,944.62, 29,853 and 13,265.72

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Solution

The fourth proportional to 19,944.62, 29,853 and 13,265.72 is: 19,856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.62 : 29,853 = 13,265.72 : x
  2. Step 2: Convert to fraction form
    19,944.62/29,853 = 13,265.72/x
  3. Step 3: Cross multiply
    19,944.62x = 29,853 × 13,265.72
  4. Step 4: Simplify right side
    19,944.62x = 396,021,539.16
  5. Step 5: Solve for x
    x = 396,021,539.16/19,944.62
  6. Step 6: Final answer
    x = 19,856.06

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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.