Home / 23,764.21-32,721.42-21,107.01

Finding the Fourth Proportional to 23,764.21, 32,721.42 and 21,107.01

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Solution

The fourth proportional to 23,764.21, 32,721.42 and 21,107.01 is: 29,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,764.21 : 32,721.42 = 21,107.01 : x
  2. Step 2: Convert to fraction form
    23,764.21/32,721.42 = 21,107.01/x
  3. Step 3: Cross multiply
    23,764.21x = 32,721.42 × 21,107.01
  4. Step 4: Simplify right side
    23,764.21x = 690,651,339.15
  5. Step 5: Solve for x
    x = 690,651,339.15/23,764.21
  6. Step 6: Final answer
    x = 29,062.67

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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.