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Finding the Fourth Proportional to 14,472.99, 21,694.59 and 6,581.00

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Solution

The fourth proportional to 14,472.99, 21,694.59 and 6,581.00 is: 9,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.99 : 21,694.59 = 6,581.00 : x
  2. Step 2: Convert to fraction form
    14,472.99/21,694.59 = 6,581.00/x
  3. Step 3: Cross multiply
    14,472.99x = 21,694.59 × 6,581.00
  4. Step 4: Simplify right side
    14,472.99x = 142,771,988.32
  5. Step 5: Solve for x
    x = 142,771,988.32/14,472.99
  6. Step 6: Final answer
    x = 9,864.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.