Home / 13,043.55-19,560.68-4,721.41

Finding the Fourth Proportional to 13,043.55, 19,560.68 and 4,721.41

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Solution

The fourth proportional to 13,043.55, 19,560.68 and 4,721.41 is: 7,080.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.55 : 19,560.68 = 4,721.41 : x
  2. Step 2: Convert to fraction form
    13,043.55/19,560.68 = 4,721.41/x
  3. Step 3: Cross multiply
    13,043.55x = 19,560.68 × 4,721.41
  4. Step 4: Simplify right side
    13,043.55x = 92,353,935.36
  5. Step 5: Solve for x
    x = 92,353,935.36/13,043.55
  6. Step 6: Final answer
    x = 7,080.43

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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.