Home / 56,740.26-85,115.16-17,297.67

Finding the Fourth Proportional to 56,740.26, 85,115.16 and 17,297.67

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Solution

The fourth proportional to 56,740.26, 85,115.16 and 17,297.67 is: 25,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,740.26 : 85,115.16 = 17,297.67 : x
  2. Step 2: Convert to fraction form
    56,740.26/85,115.16 = 17,297.67/x
  3. Step 3: Cross multiply
    56,740.26x = 85,115.16 × 17,297.67
  4. Step 4: Simplify right side
    56,740.26x = 1,472,293,949.68
  5. Step 5: Solve for x
    x = 1,472,293,949.68/56,740.26
  6. Step 6: Final answer
    x = 25,947.96

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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.