Home / 45,397.44-68,055.84-17,688.96

Finding the Fourth Proportional to 45,397.44, 68,055.84 and 17,688.96

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Solution

The fourth proportional to 45,397.44, 68,055.84 and 17,688.96 is: 26,517.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397.44 : 68,055.84 = 17,688.96 : x
  2. Step 2: Convert to fraction form
    45,397.44/68,055.84 = 17,688.96/x
  3. Step 3: Cross multiply
    45,397.44x = 68,055.84 × 17,688.96
  4. Step 4: Simplify right side
    45,397.44x = 1,203,837,031.53
  5. Step 5: Solve for x
    x = 1,203,837,031.53/45,397.44
  6. Step 6: Final answer
    x = 26,517.73

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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.