Home / 26,539.79-36,628.47-17,135.69

Finding the Fourth Proportional to 26,539.79, 36,628.47 and 17,135.69

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Solution

The fourth proportional to 26,539.79, 36,628.47 and 17,135.69 is: 23,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,539.79 : 36,628.47 = 17,135.69 : x
  2. Step 2: Convert to fraction form
    26,539.79/36,628.47 = 17,135.69/x
  3. Step 3: Cross multiply
    26,539.79x = 36,628.47 × 17,135.69
  4. Step 4: Simplify right side
    26,539.79x = 627,653,923.95
  5. Step 5: Solve for x
    x = 627,653,923.95/26,539.79
  6. Step 6: Final answer
    x = 23,649.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.