Home / 25,299.12-37,948.60-6,831.12

Finding the Fourth Proportional to 25,299.12, 37,948.60 and 6,831.12

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Solution

The fourth proportional to 25,299.12, 37,948.60 and 6,831.12 is: 10,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299.12 : 37,948.60 = 6,831.12 : x
  2. Step 2: Convert to fraction form
    25,299.12/37,948.60 = 6,831.12/x
  3. Step 3: Cross multiply
    25,299.12x = 37,948.60 × 6,831.12
  4. Step 4: Simplify right side
    25,299.12x = 259,231,440.43
  5. Step 5: Solve for x
    x = 259,231,440.43/25,299.12
  6. Step 6: Final answer
    x = 10,246.66

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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.