Home / 19,552.74-26,986.38-11,169.24

Finding the Fourth Proportional to 19,552.74, 26,986.38 and 11,169.24

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Solution

The fourth proportional to 19,552.74, 26,986.38 and 11,169.24 is: 15,415.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.74 : 26,986.38 = 11,169.24 : x
  2. Step 2: Convert to fraction form
    19,552.74/26,986.38 = 11,169.24/x
  3. Step 3: Cross multiply
    19,552.74x = 26,986.38 × 11,169.24
  4. Step 4: Simplify right side
    19,552.74x = 301,417,354.95
  5. Step 5: Solve for x
    x = 301,417,354.95/19,552.74
  6. Step 6: Final answer
    x = 15,415.61

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1.5x scale

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.