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Finding the Fourth Proportional to 17,959.24, 26,929.63 and 9,646.25

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Solution

The fourth proportional to 17,959.24, 26,929.63 and 9,646.25 is: 14,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.24 : 26,929.63 = 9,646.25 : x
  2. Step 2: Convert to fraction form
    17,959.24/26,929.63 = 9,646.25/x
  3. Step 3: Cross multiply
    17,959.24x = 26,929.63 × 9,646.25
  4. Step 4: Simplify right side
    17,959.24x = 259,769,943.39
  5. Step 5: Solve for x
    x = 259,769,943.39/17,959.24
  6. Step 6: Final answer
    x = 14,464.42

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1.5x scale

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.