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Finding the Fourth Proportional to 14,793.91, 20,410.59 and 9,049.26

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Solution

The fourth proportional to 14,793.91, 20,410.59 and 9,049.26 is: 12,484.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.91 : 20,410.59 = 9,049.26 : x
  2. Step 2: Convert to fraction form
    14,793.91/20,410.59 = 9,049.26/x
  3. Step 3: Cross multiply
    14,793.91x = 20,410.59 × 9,049.26
  4. Step 4: Simplify right side
    14,793.91x = 184,700,735.66
  5. Step 5: Solve for x
    x = 184,700,735.66/14,793.91
  6. Step 6: Final answer
    x = 12,484.92

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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.