Home / 11,960.19-16,505.60-9,967.41

Finding the Fourth Proportional to 11,960.19, 16,505.60 and 9,967.41

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Solution

The fourth proportional to 11,960.19, 16,505.60 and 9,967.41 is: 13,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.19 : 16,505.60 = 9,967.41 : x
  2. Step 2: Convert to fraction form
    11,960.19/16,505.60 = 9,967.41/x
  3. Step 3: Cross multiply
    11,960.19x = 16,505.60 × 9,967.41
  4. Step 4: Simplify right side
    11,960.19x = 164,518,032.66
  5. Step 5: Solve for x
    x = 164,518,032.66/11,960.19
  6. Step 6: Final answer
    x = 13,755.47

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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.