Home / 25,217.54-37,831.93-7,688.73

Finding the Fourth Proportional to 25,217.54, 37,831.93 and 7,688.73

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Solution

The fourth proportional to 25,217.54, 37,831.93 and 7,688.73 is: 11,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.54 : 37,831.93 = 7,688.73 : x
  2. Step 2: Convert to fraction form
    25,217.54/37,831.93 = 7,688.73/x
  3. Step 3: Cross multiply
    25,217.54x = 37,831.93 × 7,688.73
  4. Step 4: Simplify right side
    25,217.54x = 290,879,617.80
  5. Step 5: Solve for x
    x = 290,879,617.80/25,217.54
  6. Step 6: Final answer
    x = 11,534.81

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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.