Home / 23,721.89-32,736.22-13,111.52

Finding the Fourth Proportional to 23,721.89, 32,736.22 and 13,111.52

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Solution

The fourth proportional to 23,721.89, 32,736.22 and 13,111.52 is: 18,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.89 : 32,736.22 = 13,111.52 : x
  2. Step 2: Convert to fraction form
    23,721.89/32,736.22 = 13,111.52/x
  3. Step 3: Cross multiply
    23,721.89x = 32,736.22 × 13,111.52
  4. Step 4: Simplify right side
    23,721.89x = 429,221,406.79
  5. Step 5: Solve for x
    x = 429,221,406.79/23,721.89
  6. Step 6: Final answer
    x = 18,093.90

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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.