Home / 18,192.06-27,281.29-6,342.79

Finding the Fourth Proportional to 18,192.06, 27,281.29 and 6,342.79

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Solution

The fourth proportional to 18,192.06, 27,281.29 and 6,342.79 is: 9,511.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.06 : 27,281.29 = 6,342.79 : x
  2. Step 2: Convert to fraction form
    18,192.06/27,281.29 = 6,342.79/x
  3. Step 3: Cross multiply
    18,192.06x = 27,281.29 × 6,342.79
  4. Step 4: Simplify right side
    18,192.06x = 173,039,574.10
  5. Step 5: Solve for x
    x = 173,039,574.10/18,192.06
  6. Step 6: Final answer
    x = 9,511.82

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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.