Home / 12,941.88-17,836.11-9,398.94

Finding the Fourth Proportional to 12,941.88, 17,836.11 and 9,398.94

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Solution

The fourth proportional to 12,941.88, 17,836.11 and 9,398.94 is: 12,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.88 : 17,836.11 = 9,398.94 : x
  2. Step 2: Convert to fraction form
    12,941.88/17,836.11 = 9,398.94/x
  3. Step 3: Cross multiply
    12,941.88x = 17,836.11 × 9,398.94
  4. Step 4: Simplify right side
    12,941.88x = 167,640,527.72
  5. Step 5: Solve for x
    x = 167,640,527.72/12,941.88
  6. Step 6: Final answer
    x = 12,953.34

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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.