Home / 14,003.42-19,318.14-8,334.95

Finding the Fourth Proportional to 14,003.42, 19,318.14 and 8,334.95

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Solution

The fourth proportional to 14,003.42, 19,318.14 and 8,334.95 is: 11,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.42 : 19,318.14 = 8,334.95 : x
  2. Step 2: Convert to fraction form
    14,003.42/19,318.14 = 8,334.95/x
  3. Step 3: Cross multiply
    14,003.42x = 19,318.14 × 8,334.95
  4. Step 4: Simplify right side
    14,003.42x = 161,015,634.40
  5. Step 5: Solve for x
    x = 161,015,634.40/14,003.42
  6. Step 6: Final answer
    x = 11,498.31

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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.