Home / 14,170.77-19,552.47-8,797.56

Finding the Fourth Proportional to 14,170.77, 19,552.47 and 8,797.56

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Solution

The fourth proportional to 14,170.77, 19,552.47 and 8,797.56 is: 12,138.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.77 : 19,552.47 = 8,797.56 : x
  2. Step 2: Convert to fraction form
    14,170.77/19,552.47 = 8,797.56/x
  3. Step 3: Cross multiply
    14,170.77x = 19,552.47 × 8,797.56
  4. Step 4: Simplify right side
    14,170.77x = 172,014,027.97
  5. Step 5: Solve for x
    x = 172,014,027.97/14,170.77
  6. Step 6: Final answer
    x = 12,138.65

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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.