Home / 23,790.90-32,823.90-15,834.38

Finding the Fourth Proportional to 23,790.90, 32,823.90 and 15,834.38

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Solution

The fourth proportional to 23,790.90, 32,823.90 and 15,834.38 is: 21,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.90 : 32,823.90 = 15,834.38 : x
  2. Step 2: Convert to fraction form
    23,790.90/32,823.90 = 15,834.38/x
  3. Step 3: Cross multiply
    23,790.90x = 32,823.90 × 15,834.38
  4. Step 4: Simplify right side
    23,790.90x = 519,746,105.68
  5. Step 5: Solve for x
    x = 519,746,105.68/23,790.90
  6. Step 6: Final answer
    x = 21,846.42

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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.