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Finding the Fourth Proportional to 16,948.48, 23,388.48 and 9,496.96

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Solution

The fourth proportional to 16,948.48, 23,388.48 and 9,496.96 is: 13,105.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948.48 : 23,388.48 = 9,496.96 : x
  2. Step 2: Convert to fraction form
    16,948.48/23,388.48 = 9,496.96/x
  3. Step 3: Cross multiply
    16,948.48x = 23,388.48 × 9,496.96
  4. Step 4: Simplify right side
    16,948.48x = 222,119,459.02
  5. Step 5: Solve for x
    x = 222,119,459.02/16,948.48
  6. Step 6: Final answer
    x = 13,105.57

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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.