Home / 28,930.02-43,398.23-9,203.97

Finding the Fourth Proportional to 28,930.02, 43,398.23 and 9,203.97

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Solution

The fourth proportional to 28,930.02, 43,398.23 and 9,203.97 is: 13,806.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,930.02 : 43,398.23 = 9,203.97 : x
  2. Step 2: Convert to fraction form
    28,930.02/43,398.23 = 9,203.97/x
  3. Step 3: Cross multiply
    28,930.02x = 43,398.23 × 9,203.97
  4. Step 4: Simplify right side
    28,930.02x = 399,436,006.97
  5. Step 5: Solve for x
    x = 399,436,006.97/28,930.02
  6. Step 6: Final answer
    x = 13,806.97

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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.