Home / 16,672.88-23,010.74-9,505.41

Finding the Fourth Proportional to 16,672.88, 23,010.74 and 9,505.41

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Solution

The fourth proportional to 16,672.88, 23,010.74 and 9,505.41 is: 13,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.88 : 23,010.74 = 9,505.41 : x
  2. Step 2: Convert to fraction form
    16,672.88/23,010.74 = 9,505.41/x
  3. Step 3: Cross multiply
    16,672.88x = 23,010.74 × 9,505.41
  4. Step 4: Simplify right side
    16,672.88x = 218,726,470.58
  5. Step 5: Solve for x
    x = 218,726,470.58/16,672.88
  6. Step 6: Final answer
    x = 13,118.70

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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.