Home / 18,151.09-27,230.07-6,304.40

Finding the Fourth Proportional to 18,151.09, 27,230.07 and 6,304.40

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Solution

The fourth proportional to 18,151.09, 27,230.07 and 6,304.40 is: 9,457.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151.09 : 27,230.07 = 6,304.40 : x
  2. Step 2: Convert to fraction form
    18,151.09/27,230.07 = 6,304.40/x
  3. Step 3: Cross multiply
    18,151.09x = 27,230.07 × 6,304.40
  4. Step 4: Simplify right side
    18,151.09x = 171,669,242.91
  5. Step 5: Solve for x
    x = 171,669,242.91/18,151.09
  6. Step 6: Final answer
    x = 9,457.79

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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.