Home / 18,792.58-25,932-11,237.38

Finding the Fourth Proportional to 18,792.58, 25,932 and 11,237.38

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Solution

The fourth proportional to 18,792.58, 25,932 and 11,237.38 is: 15,506.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792.58 : 25,932 = 11,237.38 : x
  2. Step 2: Convert to fraction form
    18,792.58/25,932 = 11,237.38/x
  3. Step 3: Cross multiply
    18,792.58x = 25,932 × 11,237.38
  4. Step 4: Simplify right side
    18,792.58x = 291,407,738.16
  5. Step 5: Solve for x
    x = 291,407,738.16/18,792.58
  6. Step 6: Final answer
    x = 15,506.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.