Home / 18,319.84-27,479.64-6,633.04

Finding the Fourth Proportional to 18,319.84, 27,479.64 and 6,633.04

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Solution

The fourth proportional to 18,319.84, 27,479.64 and 6,633.04 is: 9,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.84 : 27,479.64 = 6,633.04 : x
  2. Step 2: Convert to fraction form
    18,319.84/27,479.64 = 6,633.04/x
  3. Step 3: Cross multiply
    18,319.84x = 27,479.64 × 6,633.04
  4. Step 4: Simplify right side
    18,319.84x = 182,273,551.31
  5. Step 5: Solve for x
    x = 182,273,551.31/18,319.84
  6. Step 6: Final answer
    x = 9,949.52

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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.