Home / 14,299.14-19,732.80-8,011.56

Finding the Fourth Proportional to 14,299.14, 19,732.80 and 8,011.56

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Solution

The fourth proportional to 14,299.14, 19,732.80 and 8,011.56 is: 11,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.14 : 19,732.80 = 8,011.56 : x
  2. Step 2: Convert to fraction form
    14,299.14/19,732.80 = 8,011.56/x
  3. Step 3: Cross multiply
    14,299.14x = 19,732.80 × 8,011.56
  4. Step 4: Simplify right side
    14,299.14x = 158,090,511.17
  5. Step 5: Solve for x
    x = 158,090,511.17/14,299.14
  6. Step 6: Final answer
    x = 11,055.95

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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.