Home / 17,117.32-25,664.90-11,256.16

Finding the Fourth Proportional to 17,117.32, 25,664.90 and 11,256.16

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Solution

The fourth proportional to 17,117.32, 25,664.90 and 11,256.16 is: 16,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,117.32 : 25,664.90 = 11,256.16 : x
  2. Step 2: Convert to fraction form
    17,117.32/25,664.90 = 11,256.16/x
  3. Step 3: Cross multiply
    17,117.32x = 25,664.90 × 11,256.16
  4. Step 4: Simplify right side
    17,117.32x = 288,888,220.78
  5. Step 5: Solve for x
    x = 288,888,220.78/17,117.32
  6. Step 6: Final answer
    x = 16,876.95

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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.