Home / 40,292.64-55,597.32-22,387.32

Finding the Fourth Proportional to 40,292.64, 55,597.32 and 22,387.32

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Solution

The fourth proportional to 40,292.64, 55,597.32 and 22,387.32 is: 30,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,292.64 : 55,597.32 = 22,387.32 : x
  2. Step 2: Convert to fraction form
    40,292.64/55,597.32 = 22,387.32/x
  3. Step 3: Cross multiply
    40,292.64x = 55,597.32 × 22,387.32
  4. Step 4: Simplify right side
    40,292.64x = 1,244,674,993.98
  5. Step 5: Solve for x
    x = 1,244,674,993.98/40,292.64
  6. Step 6: Final answer
    x = 30,890.88

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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.