Home / 16,182.73-22,332.59-9,109.41

Finding the Fourth Proportional to 16,182.73, 22,332.59 and 9,109.41

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Solution

The fourth proportional to 16,182.73, 22,332.59 and 9,109.41 is: 12,571.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,182.73 : 22,332.59 = 9,109.41 : x
  2. Step 2: Convert to fraction form
    16,182.73/22,332.59 = 9,109.41/x
  3. Step 3: Cross multiply
    16,182.73x = 22,332.59 × 9,109.41
  4. Step 4: Simplify right side
    16,182.73x = 203,436,718.67
  5. Step 5: Solve for x
    x = 203,436,718.67/16,182.73
  6. Step 6: Final answer
    x = 12,571.22

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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.