Home / 23,638.75-32,668.50-19,383.21

Finding the Fourth Proportional to 23,638.75, 32,668.50 and 19,383.21

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Solution

The fourth proportional to 23,638.75, 32,668.50 and 19,383.21 is: 26,787.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.75 : 32,668.50 = 19,383.21 : x
  2. Step 2: Convert to fraction form
    23,638.75/32,668.50 = 19,383.21/x
  3. Step 3: Cross multiply
    23,638.75x = 32,668.50 × 19,383.21
  4. Step 4: Simplify right side
    23,638.75x = 633,220,468.57
  5. Step 5: Solve for x
    x = 633,220,468.57/23,638.75
  6. Step 6: Final answer
    x = 26,787.40

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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.