Home / 45,449.07-68,178.27-17,392.73

Finding the Fourth Proportional to 45,449.07, 68,178.27 and 17,392.73

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Solution

The fourth proportional to 45,449.07, 68,178.27 and 17,392.73 is: 26,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,449.07 : 68,178.27 = 17,392.73 : x
  2. Step 2: Convert to fraction form
    45,449.07/68,178.27 = 17,392.73/x
  3. Step 3: Cross multiply
    45,449.07x = 68,178.27 × 17,392.73
  4. Step 4: Simplify right side
    45,449.07x = 1,185,805,905.59
  5. Step 5: Solve for x
    x = 1,185,805,905.59/45,449.07
  6. Step 6: Final answer
    x = 26,090.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.