Home / 13,994.12-19,310.77-8,027.66

Finding the Fourth Proportional to 13,994.12, 19,310.77 and 8,027.66

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Solution

The fourth proportional to 13,994.12, 19,310.77 and 8,027.66 is: 11,077.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,994.12 : 19,310.77 = 8,027.66 : x
  2. Step 2: Convert to fraction form
    13,994.12/19,310.77 = 8,027.66/x
  3. Step 3: Cross multiply
    13,994.12x = 19,310.77 × 8,027.66
  4. Step 4: Simplify right side
    13,994.12x = 155,020,354.21
  5. Step 5: Solve for x
    x = 155,020,354.21/13,994.12
  6. Step 6: Final answer
    x = 11,077.53

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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.