Home / 18,354.09-27,542.07-6,668.22

Finding the Fourth Proportional to 18,354.09, 27,542.07 and 6,668.22

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Solution

The fourth proportional to 18,354.09, 27,542.07 and 6,668.22 is: 10,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.09 : 27,542.07 = 6,668.22 : x
  2. Step 2: Convert to fraction form
    18,354.09/27,542.07 = 6,668.22/x
  3. Step 3: Cross multiply
    18,354.09x = 27,542.07 × 6,668.22
  4. Step 4: Simplify right side
    18,354.09x = 183,656,582.02
  5. Step 5: Solve for x
    x = 183,656,582.02/18,354.09
  6. Step 6: Final answer
    x = 10,006.30

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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.