Home / 14,054.12-19,394.14-8,087.70

Finding the Fourth Proportional to 14,054.12, 19,394.14 and 8,087.70

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Solution

The fourth proportional to 14,054.12, 19,394.14 and 8,087.70 is: 11,160.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.12 : 19,394.14 = 8,087.70 : x
  2. Step 2: Convert to fraction form
    14,054.12/19,394.14 = 8,087.70/x
  3. Step 3: Cross multiply
    14,054.12x = 19,394.14 × 8,087.70
  4. Step 4: Simplify right side
    14,054.12x = 156,853,986.08
  5. Step 5: Solve for x
    x = 156,853,986.08/14,054.12
  6. Step 6: Final answer
    x = 11,160.71

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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.