Home / 73,276.13-109,914.74-17,872.13

Finding the Fourth Proportional to 73,276.13, 109,914.74 and 17,872.13

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Solution

The fourth proportional to 73,276.13, 109,914.74 and 17,872.13 is: 26,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,276.13 : 109,914.74 = 17,872.13 : x
  2. Step 2: Convert to fraction form
    73,276.13/109,914.74 = 17,872.13/x
  3. Step 3: Cross multiply
    73,276.13x = 109,914.74 × 17,872.13
  4. Step 4: Simplify right side
    73,276.13x = 1,964,409,883.26
  5. Step 5: Solve for x
    x = 1,964,409,883.26/73,276.13
  6. Step 6: Final answer
    x = 26,808.32

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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.