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Finding the Fourth Proportional to 16,484.60, 22,752.48 and 12,892.48

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Solution

The fourth proportional to 16,484.60, 22,752.48 and 12,892.48 is: 17,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,484.60 : 22,752.48 = 12,892.48 : x
  2. Step 2: Convert to fraction form
    16,484.60/22,752.48 = 12,892.48/x
  3. Step 3: Cross multiply
    16,484.60x = 22,752.48 × 12,892.48
  4. Step 4: Simplify right side
    16,484.60x = 293,335,893.35
  5. Step 5: Solve for x
    x = 293,335,893.35/16,484.60
  6. Step 6: Final answer
    x = 17,794.54

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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.