Home / 39,757.13-54,831.97-26,989.32

Finding the Fourth Proportional to 39,757.13, 54,831.97 and 26,989.32

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Solution

The fourth proportional to 39,757.13, 54,831.97 and 26,989.32 is: 37,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,757.13 : 54,831.97 = 26,989.32 : x
  2. Step 2: Convert to fraction form
    39,757.13/54,831.97 = 26,989.32/x
  3. Step 3: Cross multiply
    39,757.13x = 54,831.97 × 26,989.32
  4. Step 4: Simplify right side
    39,757.13x = 1,479,877,584.56
  5. Step 5: Solve for x
    x = 1,479,877,584.56/39,757.13
  6. Step 6: Final answer
    x = 37,222.95

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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.