Home / 23,161.54-34,721.80-11,308.77

Finding the Fourth Proportional to 23,161.54, 34,721.80 and 11,308.77

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Solution

The fourth proportional to 23,161.54, 34,721.80 and 11,308.77 is: 16,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.54 : 34,721.80 = 11,308.77 : x
  2. Step 2: Convert to fraction form
    23,161.54/34,721.80 = 11,308.77/x
  3. Step 3: Cross multiply
    23,161.54x = 34,721.80 × 11,308.77
  4. Step 4: Simplify right side
    23,161.54x = 392,660,850.19
  5. Step 5: Solve for x
    x = 392,660,850.19/23,161.54
  6. Step 6: Final answer
    x = 16,953.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.