Home / 12,668.04-19,005.30-5,270.04

Finding the Fourth Proportional to 12,668.04, 19,005.30 and 5,270.04

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Solution

The fourth proportional to 12,668.04, 19,005.30 and 5,270.04 is: 7,906.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,668.04 : 19,005.30 = 5,270.04 : x
  2. Step 2: Convert to fraction form
    12,668.04/19,005.30 = 5,270.04/x
  3. Step 3: Cross multiply
    12,668.04x = 19,005.30 × 5,270.04
  4. Step 4: Simplify right side
    12,668.04x = 100,158,691.21
  5. Step 5: Solve for x
    x = 100,158,691.21/12,668.04
  6. Step 6: Final answer
    x = 7,906.41

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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.