Home / 39,867.77-55,025.25-22,882.07

Finding the Fourth Proportional to 39,867.77, 55,025.25 and 22,882.07

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Solution

The fourth proportional to 39,867.77, 55,025.25 and 22,882.07 is: 31,581.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.77 : 55,025.25 = 22,882.07 : x
  2. Step 2: Convert to fraction form
    39,867.77/55,025.25 = 22,882.07/x
  3. Step 3: Cross multiply
    39,867.77x = 55,025.25 × 22,882.07
  4. Step 4: Simplify right side
    39,867.77x = 1,259,091,622.27
  5. Step 5: Solve for x
    x = 1,259,091,622.27/39,867.77
  6. Step 6: Final answer
    x = 31,581.69

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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.