Home / 18,600.74-27,901.06-6,117.32

Finding the Fourth Proportional to 18,600.74, 27,901.06 and 6,117.32

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Solution

The fourth proportional to 18,600.74, 27,901.06 and 6,117.32 is: 9,175.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,600.74 : 27,901.06 = 6,117.32 : x
  2. Step 2: Convert to fraction form
    18,600.74/27,901.06 = 6,117.32/x
  3. Step 3: Cross multiply
    18,600.74x = 27,901.06 × 6,117.32
  4. Step 4: Simplify right side
    18,600.74x = 170,679,766.82
  5. Step 5: Solve for x
    x = 170,679,766.82/18,600.74
  6. Step 6: Final answer
    x = 9,175.97

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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.