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Finding the Fourth Proportional to 14,299.97, 19,732.88 and 8,011.13

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Solution

The fourth proportional to 14,299.97, 19,732.88 and 8,011.13 is: 11,054.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.97 : 19,732.88 = 8,011.13 : x
  2. Step 2: Convert to fraction form
    14,299.97/19,732.88 = 8,011.13/x
  3. Step 3: Cross multiply
    14,299.97x = 19,732.88 × 8,011.13
  4. Step 4: Simplify right side
    14,299.97x = 158,082,588.32
  5. Step 5: Solve for x
    x = 158,082,588.32/14,299.97
  6. Step 6: Final answer
    x = 11,054.75

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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.