Home / 17,724.92-26,587.20-7,861.46

Finding the Fourth Proportional to 17,724.92, 26,587.20 and 7,861.46

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Solution

The fourth proportional to 17,724.92, 26,587.20 and 7,861.46 is: 11,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,724.92 : 26,587.20 = 7,861.46 : x
  2. Step 2: Convert to fraction form
    17,724.92/26,587.20 = 7,861.46/x
  3. Step 3: Cross multiply
    17,724.92x = 26,587.20 × 7,861.46
  4. Step 4: Simplify right side
    17,724.92x = 209,014,209.31
  5. Step 5: Solve for x
    x = 209,014,209.31/17,724.92
  6. Step 6: Final answer
    x = 11,792.11

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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.