Home / 39,169.44-54,053.94-21,264.45

Finding the Fourth Proportional to 39,169.44, 54,053.94 and 21,264.45

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Solution

The fourth proportional to 39,169.44, 54,053.94 and 21,264.45 is: 29,345.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169.44 : 54,053.94 = 21,264.45 : x
  2. Step 2: Convert to fraction form
    39,169.44/54,053.94 = 21,264.45/x
  3. Step 3: Cross multiply
    39,169.44x = 54,053.94 × 21,264.45
  4. Step 4: Simplify right side
    39,169.44x = 1,149,427,304.43
  5. Step 5: Solve for x
    x = 1,149,427,304.43/39,169.44
  6. Step 6: Final answer
    x = 29,345.00

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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.