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Finding the Fourth Proportional to 16,020.48, 22,104.48 and 9,732.48

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Solution

The fourth proportional to 16,020.48, 22,104.48 and 9,732.48 is: 13,428.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.48 : 22,104.48 = 9,732.48 : x
  2. Step 2: Convert to fraction form
    16,020.48/22,104.48 = 9,732.48/x
  3. Step 3: Cross multiply
    16,020.48x = 22,104.48 × 9,732.48
  4. Step 4: Simplify right side
    16,020.48x = 215,131,409.51
  5. Step 5: Solve for x
    x = 215,131,409.51/16,020.48
  6. Step 6: Final answer
    x = 13,428.52

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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.