Home / 12,369.43-17,092.45-9,006.41

Finding the Fourth Proportional to 12,369.43, 17,092.45 and 9,006.41

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Solution

The fourth proportional to 12,369.43, 17,092.45 and 9,006.41 is: 12,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.43 : 17,092.45 = 9,006.41 : x
  2. Step 2: Convert to fraction form
    12,369.43/17,092.45 = 9,006.41/x
  3. Step 3: Cross multiply
    12,369.43x = 17,092.45 × 9,006.41
  4. Step 4: Simplify right side
    12,369.43x = 153,941,612.60
  5. Step 5: Solve for x
    x = 153,941,612.60/12,369.43
  6. Step 6: Final answer
    x = 12,445.33

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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.