Home / 14,622.30-21,884.31-12,162.06

Finding the Fourth Proportional to 14,622.30, 21,884.31 and 12,162.06

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Solution

The fourth proportional to 14,622.30, 21,884.31 and 12,162.06 is: 18,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.30 : 21,884.31 = 12,162.06 : x
  2. Step 2: Convert to fraction form
    14,622.30/21,884.31 = 12,162.06/x
  3. Step 3: Cross multiply
    14,622.30x = 21,884.31 × 12,162.06
  4. Step 4: Simplify right side
    14,622.30x = 266,158,291.28
  5. Step 5: Solve for x
    x = 266,158,291.28/14,622.30
  6. Step 6: Final answer
    x = 18,202.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.