Home / 18,233.84-27,346.20-5,085.68

Finding the Fourth Proportional to 18,233.84, 27,346.20 and 5,085.68

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Solution

The fourth proportional to 18,233.84, 27,346.20 and 5,085.68 is: 7,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.84 : 27,346.20 = 5,085.68 : x
  2. Step 2: Convert to fraction form
    18,233.84/27,346.20 = 5,085.68/x
  3. Step 3: Cross multiply
    18,233.84x = 27,346.20 × 5,085.68
  4. Step 4: Simplify right side
    18,233.84x = 139,074,022.42
  5. Step 5: Solve for x
    x = 139,074,022.42/18,233.84
  6. Step 6: Final answer
    x = 7,627.25

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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.