Home / 18,063.97-27,089.22-6,214.40

Finding the Fourth Proportional to 18,063.97, 27,089.22 and 6,214.40

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Solution

The fourth proportional to 18,063.97, 27,089.22 and 6,214.40 is: 9,319.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.97 : 27,089.22 = 6,214.40 : x
  2. Step 2: Convert to fraction form
    18,063.97/27,089.22 = 6,214.40/x
  3. Step 3: Cross multiply
    18,063.97x = 27,089.22 × 6,214.40
  4. Step 4: Simplify right side
    18,063.97x = 168,343,153.28
  5. Step 5: Solve for x
    x = 168,343,153.28/18,063.97
  6. Step 6: Final answer
    x = 9,319.28

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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.