Home / 40,288.14-55,596.36-22,382.64

Finding the Fourth Proportional to 40,288.14, 55,596.36 and 22,382.64

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Solution

The fourth proportional to 40,288.14, 55,596.36 and 22,382.64 is: 30,887.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,288.14 : 55,596.36 = 22,382.64 : x
  2. Step 2: Convert to fraction form
    40,288.14/55,596.36 = 22,382.64/x
  3. Step 3: Cross multiply
    40,288.14x = 55,596.36 × 22,382.64
  4. Step 4: Simplify right side
    40,288.14x = 1,244,393,311.19
  5. Step 5: Solve for x
    x = 1,244,393,311.19/40,288.14
  6. Step 6: Final answer
    x = 30,887.34

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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.