Home / 15,771.63-23,673.10-8,376.15

Finding the Fourth Proportional to 15,771.63, 23,673.10 and 8,376.15

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Solution

The fourth proportional to 15,771.63, 23,673.10 and 8,376.15 is: 12,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,771.63 : 23,673.10 = 8,376.15 : x
  2. Step 2: Convert to fraction form
    15,771.63/23,673.10 = 8,376.15/x
  3. Step 3: Cross multiply
    15,771.63x = 23,673.10 × 8,376.15
  4. Step 4: Simplify right side
    15,771.63x = 198,289,436.57
  5. Step 5: Solve for x
    x = 198,289,436.57/15,771.63
  6. Step 6: Final answer
    x = 12,572.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.