Home / 18,233.34-27,354.62-5,085.71

Finding the Fourth Proportional to 18,233.34, 27,354.62 and 5,085.71

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Solution

The fourth proportional to 18,233.34, 27,354.62 and 5,085.71 is: 7,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.34 : 27,354.62 = 5,085.71 : x
  2. Step 2: Convert to fraction form
    18,233.34/27,354.62 = 5,085.71/x
  3. Step 3: Cross multiply
    18,233.34x = 27,354.62 × 5,085.71
  4. Step 4: Simplify right side
    18,233.34x = 139,117,664.48
  5. Step 5: Solve for x
    x = 139,117,664.48/18,233.34
  6. Step 6: Final answer
    x = 7,629.85

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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.