Home / 39,863.71-55,014.29-22,867.84

Finding the Fourth Proportional to 39,863.71, 55,014.29 and 22,867.84

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Solution

The fourth proportional to 39,863.71, 55,014.29 and 22,867.84 is: 31,558.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,863.71 : 55,014.29 = 22,867.84 : x
  2. Step 2: Convert to fraction form
    39,863.71/55,014.29 = 22,867.84/x
  3. Step 3: Cross multiply
    39,863.71x = 55,014.29 × 22,867.84
  4. Step 4: Simplify right side
    39,863.71x = 1,258,057,981.43
  5. Step 5: Solve for x
    x = 1,258,057,981.43/39,863.71
  6. Step 6: Final answer
    x = 31,558.98

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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.