Home / 23,721.05-32,736.74-13,110.45

Finding the Fourth Proportional to 23,721.05, 32,736.74 and 13,110.45

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Solution

The fourth proportional to 23,721.05, 32,736.74 and 13,110.45 is: 18,093.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.05 : 32,736.74 = 13,110.45 : x
  2. Step 2: Convert to fraction form
    23,721.05/32,736.74 = 13,110.45/x
  3. Step 3: Cross multiply
    23,721.05x = 32,736.74 × 13,110.45
  4. Step 4: Simplify right side
    23,721.05x = 429,193,392.93
  5. Step 5: Solve for x
    x = 429,193,392.93/23,721.05
  6. Step 6: Final answer
    x = 18,093.36

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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.