Home / 14,141.70-19,511.82-8,473.32

Finding the Fourth Proportional to 14,141.70, 19,511.82 and 8,473.32

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Solution

The fourth proportional to 14,141.70, 19,511.82 and 8,473.32 is: 11,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.70 : 19,511.82 = 8,473.32 : x
  2. Step 2: Convert to fraction form
    14,141.70/19,511.82 = 8,473.32/x
  3. Step 3: Cross multiply
    14,141.70x = 19,511.82 × 8,473.32
  4. Step 4: Simplify right side
    14,141.70x = 165,329,894.64
  5. Step 5: Solve for x
    x = 165,329,894.64/14,141.70
  6. Step 6: Final answer
    x = 11,690.95

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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.