Home / 16,961.32-25,433.34-11,423.08

Finding the Fourth Proportional to 16,961.32, 25,433.34 and 11,423.08

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Solution

The fourth proportional to 16,961.32, 25,433.34 and 11,423.08 is: 17,128.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.32 : 25,433.34 = 11,423.08 : x
  2. Step 2: Convert to fraction form
    16,961.32/25,433.34 = 11,423.08/x
  3. Step 3: Cross multiply
    16,961.32x = 25,433.34 × 11,423.08
  4. Step 4: Simplify right side
    16,961.32x = 290,527,077.49
  5. Step 5: Solve for x
    x = 290,527,077.49/16,961.32
  6. Step 6: Final answer
    x = 17,128.80

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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.