Home / 18,352.17-27,511.55-6,662.66

Finding the Fourth Proportional to 18,352.17, 27,511.55 and 6,662.66

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Solution

The fourth proportional to 18,352.17, 27,511.55 and 6,662.66 is: 9,987.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.17 : 27,511.55 = 6,662.66 : x
  2. Step 2: Convert to fraction form
    18,352.17/27,511.55 = 6,662.66/x
  3. Step 3: Cross multiply
    18,352.17x = 27,511.55 × 6,662.66
  4. Step 4: Simplify right side
    18,352.17x = 183,299,957.84
  5. Step 5: Solve for x
    x = 183,299,957.84/18,352.17
  6. Step 6: Final answer
    x = 9,987.92

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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.