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Finding the Fourth Proportional to 17,184.65, 25,752.66 and 7,313.99

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Solution

The fourth proportional to 17,184.65, 25,752.66 and 7,313.99 is: 10,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,184.65 : 25,752.66 = 7,313.99 : x
  2. Step 2: Convert to fraction form
    17,184.65/25,752.66 = 7,313.99/x
  3. Step 3: Cross multiply
    17,184.65x = 25,752.66 × 7,313.99
  4. Step 4: Simplify right side
    17,184.65x = 188,354,697.71
  5. Step 5: Solve for x
    x = 188,354,697.71/17,184.65
  6. Step 6: Final answer
    x = 10,960.64

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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.