Home / 23,906.79-32,990.89-13,296.19

Finding the Fourth Proportional to 23,906.79, 32,990.89 and 13,296.19

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Solution

The fourth proportional to 23,906.79, 32,990.89 and 13,296.19 is: 18,348.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,906.79 : 32,990.89 = 13,296.19 : x
  2. Step 2: Convert to fraction form
    23,906.79/32,990.89 = 13,296.19/x
  3. Step 3: Cross multiply
    23,906.79x = 32,990.89 × 13,296.19
  4. Step 4: Simplify right side
    23,906.79x = 438,653,141.71
  5. Step 5: Solve for x
    x = 438,653,141.71/23,906.79
  6. Step 6: Final answer
    x = 18,348.48

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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.