Home / 16,110.90-22,226.40-9,822.60

Finding the Fourth Proportional to 16,110.90, 22,226.40 and 9,822.60

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Solution

The fourth proportional to 16,110.90, 22,226.40 and 9,822.60 is: 13,551.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110.90 : 22,226.40 = 9,822.60 : x
  2. Step 2: Convert to fraction form
    16,110.90/22,226.40 = 9,822.60/x
  3. Step 3: Cross multiply
    16,110.90x = 22,226.40 × 9,822.60
  4. Step 4: Simplify right side
    16,110.90x = 218,321,036.64
  5. Step 5: Solve for x
    x = 218,321,036.64/16,110.90
  6. Step 6: Final answer
    x = 13,551.14

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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.