Home / 12,369.19-17,092.09-9,006.15

Finding the Fourth Proportional to 12,369.19, 17,092.09 and 9,006.15

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Solution

The fourth proportional to 12,369.19, 17,092.09 and 9,006.15 is: 12,444.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.19 : 17,092.09 = 9,006.15 : x
  2. Step 2: Convert to fraction form
    12,369.19/17,092.09 = 9,006.15/x
  3. Step 3: Cross multiply
    12,369.19x = 17,092.09 × 9,006.15
  4. Step 4: Simplify right side
    12,369.19x = 153,933,795.86
  5. Step 5: Solve for x
    x = 153,933,795.86/12,369.19
  6. Step 6: Final answer
    x = 12,444.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.