Home / 18,328.09-27,473.67-7,230.49

Finding the Fourth Proportional to 18,328.09, 27,473.67 and 7,230.49

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Solution

The fourth proportional to 18,328.09, 27,473.67 and 7,230.49 is: 10,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.09 : 27,473.67 = 7,230.49 : x
  2. Step 2: Convert to fraction form
    18,328.09/27,473.67 = 7,230.49/x
  3. Step 3: Cross multiply
    18,328.09x = 27,473.67 × 7,230.49
  4. Step 4: Simplify right side
    18,328.09x = 198,648,096.20
  5. Step 5: Solve for x
    x = 198,648,096.20/18,328.09
  6. Step 6: Final answer
    x = 10,838.45

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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.