Home / 39,669.44-54,743.52-22,911.68

Finding the Fourth Proportional to 39,669.44, 54,743.52 and 22,911.68

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Solution

The fourth proportional to 39,669.44, 54,743.52 and 22,911.68 is: 31,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.44 : 54,743.52 = 22,911.68 : x
  2. Step 2: Convert to fraction form
    39,669.44/54,743.52 = 22,911.68/x
  3. Step 3: Cross multiply
    39,669.44x = 54,743.52 × 22,911.68
  4. Step 4: Simplify right side
    39,669.44x = 1,254,266,012.31
  5. Step 5: Solve for x
    x = 1,254,266,012.31/39,669.44
  6. Step 6: Final answer
    x = 31,617.94

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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.