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Finding the Fourth Proportional to 24,961.96, 34,447.62 and 13,783.96

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Solution

The fourth proportional to 24,961.96, 34,447.62 and 13,783.96 is: 19,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,961.96 : 34,447.62 = 13,783.96 : x
  2. Step 2: Convert to fraction form
    24,961.96/34,447.62 = 13,783.96/x
  3. Step 3: Cross multiply
    24,961.96x = 34,447.62 × 13,783.96
  4. Step 4: Simplify right side
    24,961.96x = 474,824,616.18
  5. Step 5: Solve for x
    x = 474,824,616.18/24,961.96
  6. Step 6: Final answer
    x = 19,021.93

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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.