Home / 19,499.27-29,230.44-12,007.42

Finding the Fourth Proportional to 19,499.27, 29,230.44 and 12,007.42

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Solution

The fourth proportional to 19,499.27, 29,230.44 and 12,007.42 is: 17,999.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.27 : 29,230.44 = 12,007.42 : x
  2. Step 2: Convert to fraction form
    19,499.27/29,230.44 = 12,007.42/x
  3. Step 3: Cross multiply
    19,499.27x = 29,230.44 × 12,007.42
  4. Step 4: Simplify right side
    19,499.27x = 350,982,317.49
  5. Step 5: Solve for x
    x = 350,982,317.49/19,499.27
  6. Step 6: Final answer
    x = 17,999.77

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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.