Home / 23,721.84-32,735.73-13,111.65

Finding the Fourth Proportional to 23,721.84, 32,735.73 and 13,111.65

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Solution

The fourth proportional to 23,721.84, 32,735.73 and 13,111.65 is: 18,093.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.84 : 32,735.73 = 13,111.65 : x
  2. Step 2: Convert to fraction form
    23,721.84/32,735.73 = 13,111.65/x
  3. Step 3: Cross multiply
    23,721.84x = 32,735.73 × 13,111.65
  4. Step 4: Simplify right side
    23,721.84x = 429,219,434.25
  5. Step 5: Solve for x
    x = 429,219,434.25/23,721.84
  6. Step 6: Final answer
    x = 18,093.85

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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.