Home / 13,175.56-19,756.14-5,377.96

Finding the Fourth Proportional to 13,175.56, 19,756.14 and 5,377.96

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Solution

The fourth proportional to 13,175.56, 19,756.14 and 5,377.96 is: 8,064.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.56 : 19,756.14 = 5,377.96 : x
  2. Step 2: Convert to fraction form
    13,175.56/19,756.14 = 5,377.96/x
  3. Step 3: Cross multiply
    13,175.56x = 19,756.14 × 5,377.96
  4. Step 4: Simplify right side
    13,175.56x = 106,247,730.67
  5. Step 5: Solve for x
    x = 106,247,730.67/13,175.56
  6. Step 6: Final answer
    x = 8,064.00

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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.