Home / 39,873.89-55,027.22-22,881.25

Finding the Fourth Proportional to 39,873.89, 55,027.22 and 22,881.25

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Solution

The fourth proportional to 39,873.89, 55,027.22 and 22,881.25 is: 31,576.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,873.89 : 55,027.22 = 22,881.25 : x
  2. Step 2: Convert to fraction form
    39,873.89/55,027.22 = 22,881.25/x
  3. Step 3: Cross multiply
    39,873.89x = 55,027.22 × 22,881.25
  4. Step 4: Simplify right side
    39,873.89x = 1,259,091,325.65
  5. Step 5: Solve for x
    x = 1,259,091,325.65/39,873.89
  6. Step 6: Final answer
    x = 31,576.84

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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.