Home / 16,166.42-22,305.29-9,453.70

Finding the Fourth Proportional to 16,166.42, 22,305.29 and 9,453.70

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Solution

The fourth proportional to 16,166.42, 22,305.29 and 9,453.70 is: 13,043.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,166.42 : 22,305.29 = 9,453.70 : x
  2. Step 2: Convert to fraction form
    16,166.42/22,305.29 = 9,453.70/x
  3. Step 3: Cross multiply
    16,166.42x = 22,305.29 × 9,453.70
  4. Step 4: Simplify right side
    16,166.42x = 210,867,428.40
  5. Step 5: Solve for x
    x = 210,867,428.40/16,166.42
  6. Step 6: Final answer
    x = 13,043.55

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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.