Home / 18,116.06-27,170.44-4,966.72

Finding the Fourth Proportional to 18,116.06, 27,170.44 and 4,966.72

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Solution

The fourth proportional to 18,116.06, 27,170.44 and 4,966.72 is: 7,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,116.06 : 27,170.44 = 4,966.72 : x
  2. Step 2: Convert to fraction form
    18,116.06/27,170.44 = 4,966.72/x
  3. Step 3: Cross multiply
    18,116.06x = 27,170.44 × 4,966.72
  4. Step 4: Simplify right side
    18,116.06x = 134,947,887.41
  5. Step 5: Solve for x
    x = 134,947,887.41/18,116.06
  6. Step 6: Final answer
    x = 7,449.08

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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.