Home / 40,012.17-55,216.01-22,107.03

Finding the Fourth Proportional to 40,012.17, 55,216.01 and 22,107.03

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Solution

The fourth proportional to 40,012.17, 55,216.01 and 22,107.03 is: 30,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.17 : 55,216.01 = 22,107.03 : x
  2. Step 2: Convert to fraction form
    40,012.17/55,216.01 = 22,107.03/x
  3. Step 3: Cross multiply
    40,012.17x = 55,216.01 × 22,107.03
  4. Step 4: Simplify right side
    40,012.17x = 1,220,661,879.02
  5. Step 5: Solve for x
    x = 1,220,661,879.02/40,012.17
  6. Step 6: Final answer
    x = 30,507.27

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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.