Home / 13,474.53-20,211.11-5,153.91

Finding the Fourth Proportional to 13,474.53, 20,211.11 and 5,153.91

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Solution

The fourth proportional to 13,474.53, 20,211.11 and 5,153.91 is: 7,730.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.53 : 20,211.11 = 5,153.91 : x
  2. Step 2: Convert to fraction form
    13,474.53/20,211.11 = 5,153.91/x
  3. Step 3: Cross multiply
    13,474.53x = 20,211.11 × 5,153.91
  4. Step 4: Simplify right side
    13,474.53x = 104,166,159.71
  5. Step 5: Solve for x
    x = 104,166,159.71/13,474.53
  6. Step 6: Final answer
    x = 7,730.60

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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.