Home / 38,831.21-53,522.54-27,486.15

Finding the Fourth Proportional to 38,831.21, 53,522.54 and 27,486.15

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Solution

The fourth proportional to 38,831.21, 53,522.54 and 27,486.15 is: 37,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.21 : 53,522.54 = 27,486.15 : x
  2. Step 2: Convert to fraction form
    38,831.21/53,522.54 = 27,486.15/x
  3. Step 3: Cross multiply
    38,831.21x = 53,522.54 × 27,486.15
  4. Step 4: Simplify right side
    38,831.21x = 1,471,128,425.39
  5. Step 5: Solve for x
    x = 1,471,128,425.39/38,831.21
  6. Step 6: Final answer
    x = 37,885.21

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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.