Home / 18,403.77-27,600.18-6,714.25

Finding the Fourth Proportional to 18,403.77, 27,600.18 and 6,714.25

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Solution

The fourth proportional to 18,403.77, 27,600.18 and 6,714.25 is: 10,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,403.77 : 27,600.18 = 6,714.25 : x
  2. Step 2: Convert to fraction form
    18,403.77/27,600.18 = 6,714.25/x
  3. Step 3: Cross multiply
    18,403.77x = 27,600.18 × 6,714.25
  4. Step 4: Simplify right side
    18,403.77x = 185,314,508.57
  5. Step 5: Solve for x
    x = 185,314,508.57/18,403.77
  6. Step 6: Final answer
    x = 10,069.38

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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.