Home / 45,364.68-68,054.30-15,790.97

Finding the Fourth Proportional to 45,364.68, 68,054.30 and 15,790.97

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Solution

The fourth proportional to 45,364.68, 68,054.30 and 15,790.97 is: 23,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,364.68 : 68,054.30 = 15,790.97 : x
  2. Step 2: Convert to fraction form
    45,364.68/68,054.30 = 15,790.97/x
  3. Step 3: Cross multiply
    45,364.68x = 68,054.30 × 15,790.97
  4. Step 4: Simplify right side
    45,364.68x = 1,074,642,990.44
  5. Step 5: Solve for x
    x = 1,074,642,990.44/45,364.68
  6. Step 6: Final answer
    x = 23,688.98

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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.