Home / 17,376.76-23,960.91-12,908.80

Finding the Fourth Proportional to 17,376.76, 23,960.91 and 12,908.80

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Solution

The fourth proportional to 17,376.76, 23,960.91 and 12,908.80 is: 17,800.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,376.76 : 23,960.91 = 12,908.80 : x
  2. Step 2: Convert to fraction form
    17,376.76/23,960.91 = 12,908.80/x
  3. Step 3: Cross multiply
    17,376.76x = 23,960.91 × 12,908.80
  4. Step 4: Simplify right side
    17,376.76x = 309,306,595.01
  5. Step 5: Solve for x
    x = 309,306,595.01/17,376.76
  6. Step 6: Final answer
    x = 17,800.02

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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.