Home / 39,941.67-55,119.87-22,036.51

Finding the Fourth Proportional to 39,941.67, 55,119.87 and 22,036.51

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Solution

The fourth proportional to 39,941.67, 55,119.87 and 22,036.51 is: 30,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.67 : 55,119.87 = 22,036.51 : x
  2. Step 2: Convert to fraction form
    39,941.67/55,119.87 = 22,036.51/x
  3. Step 3: Cross multiply
    39,941.67x = 55,119.87 × 22,036.51
  4. Step 4: Simplify right side
    39,941.67x = 1,214,649,566.45
  5. Step 5: Solve for x
    x = 1,214,649,566.45/39,941.67
  6. Step 6: Final answer
    x = 30,410.59

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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.