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Finding the Fourth Proportional to 24,893.86, 34,353.93 and 13,715.86

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Solution

The fourth proportional to 24,893.86, 34,353.93 and 13,715.86 is: 18,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,893.86 : 34,353.93 = 13,715.86 : x
  2. Step 2: Convert to fraction form
    24,893.86/34,353.93 = 13,715.86/x
  3. Step 3: Cross multiply
    24,893.86x = 34,353.93 × 13,715.86
  4. Step 4: Simplify right side
    24,893.86x = 471,193,694.33
  5. Step 5: Solve for x
    x = 471,193,694.33/24,893.86
  6. Step 6: Final answer
    x = 18,928.11

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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.