Home / 26,379.32-36,416.28-16,963.88

Finding the Fourth Proportional to 26,379.32, 36,416.28 and 16,963.88

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Solution

The fourth proportional to 26,379.32, 36,416.28 and 16,963.88 is: 23,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.32 : 36,416.28 = 16,963.88 : x
  2. Step 2: Convert to fraction form
    26,379.32/36,416.28 = 16,963.88/x
  3. Step 3: Cross multiply
    26,379.32x = 36,416.28 × 16,963.88
  4. Step 4: Simplify right side
    26,379.32x = 617,761,403.97
  5. Step 5: Solve for x
    x = 617,761,403.97/26,379.32
  6. Step 6: Final answer
    x = 23,418.40

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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.