Home / 16,162.89-22,306.94-9,090.68

Finding the Fourth Proportional to 16,162.89, 22,306.94 and 9,090.68

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Solution

The fourth proportional to 16,162.89, 22,306.94 and 9,090.68 is: 12,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162.89 : 22,306.94 = 9,090.68 : x
  2. Step 2: Convert to fraction form
    16,162.89/22,306.94 = 9,090.68/x
  3. Step 3: Cross multiply
    16,162.89x = 22,306.94 × 9,090.68
  4. Step 4: Simplify right side
    16,162.89x = 202,785,307.03
  5. Step 5: Solve for x
    x = 202,785,307.03/16,162.89
  6. Step 6: Final answer
    x = 12,546.35

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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.