Home / 14,359.14-19,816.08-8,694.95

Finding the Fourth Proportional to 14,359.14, 19,816.08 and 8,694.95

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Solution

The fourth proportional to 14,359.14, 19,816.08 and 8,694.95 is: 11,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.14 : 19,816.08 = 8,694.95 : x
  2. Step 2: Convert to fraction form
    14,359.14/19,816.08 = 8,694.95/x
  3. Step 3: Cross multiply
    14,359.14x = 19,816.08 × 8,694.95
  4. Step 4: Simplify right side
    14,359.14x = 172,299,693.11
  5. Step 5: Solve for x
    x = 172,299,693.11/14,359.14
  6. Step 6: Final answer
    x = 11,999.30

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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.