Home / 13,043.93-19,561.24-4,721.78

Finding the Fourth Proportional to 13,043.93, 19,561.24 and 4,721.78

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Solution

The fourth proportional to 13,043.93, 19,561.24 and 4,721.78 is: 7,080.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.93 : 19,561.24 = 4,721.78 : x
  2. Step 2: Convert to fraction form
    13,043.93/19,561.24 = 4,721.78/x
  3. Step 3: Cross multiply
    13,043.93x = 19,561.24 × 4,721.78
  4. Step 4: Simplify right side
    13,043.93x = 92,363,908.91
  5. Step 5: Solve for x
    x = 92,363,908.91/13,043.93
  6. Step 6: Final answer
    x = 7,080.99

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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.