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Finding the Fourth Proportional to 29,822.02, 41,162.12 and 18,484.86

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Solution

The fourth proportional to 29,822.02, 41,162.12 and 18,484.86 is: 25,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,822.02 : 41,162.12 = 18,484.86 : x
  2. Step 2: Convert to fraction form
    29,822.02/41,162.12 = 18,484.86/x
  3. Step 3: Cross multiply
    29,822.02x = 41,162.12 × 18,484.86
  4. Step 4: Simplify right side
    29,822.02x = 760,876,025.50
  5. Step 5: Solve for x
    x = 760,876,025.50/29,822.02
  6. Step 6: Final answer
    x = 25,513.90

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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.