Home / 19,244.13-28,828.80-10,898.43

Finding the Fourth Proportional to 19,244.13, 28,828.80 and 10,898.43

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Solution

The fourth proportional to 19,244.13, 28,828.80 and 10,898.43 is: 16,326.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244.13 : 28,828.80 = 10,898.43 : x
  2. Step 2: Convert to fraction form
    19,244.13/28,828.80 = 10,898.43/x
  3. Step 3: Cross multiply
    19,244.13x = 28,828.80 × 10,898.43
  4. Step 4: Simplify right side
    19,244.13x = 314,188,658.78
  5. Step 5: Solve for x
    x = 314,188,658.78/19,244.13
  6. Step 6: Final answer
    x = 16,326.47

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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.