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Finding the Fourth Proportional to 17,957.66, 26,935.96 and 4,810.03

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Solution

The fourth proportional to 17,957.66, 26,935.96 and 4,810.03 is: 7,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957.66 : 26,935.96 = 4,810.03 : x
  2. Step 2: Convert to fraction form
    17,957.66/26,935.96 = 4,810.03/x
  3. Step 3: Cross multiply
    17,957.66x = 26,935.96 × 4,810.03
  4. Step 4: Simplify right side
    17,957.66x = 129,562,775.68
  5. Step 5: Solve for x
    x = 129,562,775.68/17,957.66
  6. Step 6: Final answer
    x = 7,214.90

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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.