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Finding the Fourth Proportional to 17,802.27, 26,699.40 and 7,935.26

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Solution

The fourth proportional to 17,802.27, 26,699.40 and 7,935.26 is: 11,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,802.27 : 26,699.40 = 7,935.26 : x
  2. Step 2: Convert to fraction form
    17,802.27/26,699.40 = 7,935.26/x
  3. Step 3: Cross multiply
    17,802.27x = 26,699.40 × 7,935.26
  4. Step 4: Simplify right side
    17,802.27x = 211,866,547.35
  5. Step 5: Solve for x
    x = 211,866,547.35/17,802.27
  6. Step 6: Final answer
    x = 11,901.10

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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.