Home / 38,831.75-53,523.23-27,486.69

Finding the Fourth Proportional to 38,831.75, 53,523.23 and 27,486.69

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Solution

The fourth proportional to 38,831.75, 53,523.23 and 27,486.69 is: 37,885.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.75 : 53,523.23 = 27,486.69 : x
  2. Step 2: Convert to fraction form
    38,831.75/53,523.23 = 27,486.69/x
  3. Step 3: Cross multiply
    38,831.75x = 53,523.23 × 27,486.69
  4. Step 4: Simplify right side
    38,831.75x = 1,471,176,548.34
  5. Step 5: Solve for x
    x = 1,471,176,548.34/38,831.75
  6. Step 6: Final answer
    x = 37,885.92

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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.