Home / 27,414.99-37,831.86-15,477.62

Finding the Fourth Proportional to 27,414.99, 37,831.86 and 15,477.62

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Solution

The fourth proportional to 27,414.99, 37,831.86 and 15,477.62 is: 21,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,414.99 : 37,831.86 = 15,477.62 : x
  2. Step 2: Convert to fraction form
    27,414.99/37,831.86 = 15,477.62/x
  3. Step 3: Cross multiply
    27,414.99x = 37,831.86 × 15,477.62
  4. Step 4: Simplify right side
    27,414.99x = 585,546,963.81
  5. Step 5: Solve for x
    x = 585,546,963.81/27,414.99
  6. Step 6: Final answer
    x = 21,358.64

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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.