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Finding the Fourth Proportional to 17,199.81, 25,802.01 and 6,809.13

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Solution

The fourth proportional to 17,199.81, 25,802.01 and 6,809.13 is: 10,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,199.81 : 25,802.01 = 6,809.13 : x
  2. Step 2: Convert to fraction form
    17,199.81/25,802.01 = 6,809.13/x
  3. Step 3: Cross multiply
    17,199.81x = 25,802.01 × 6,809.13
  4. Step 4: Simplify right side
    17,199.81x = 175,689,240.35
  5. Step 5: Solve for x
    x = 175,689,240.35/17,199.81
  6. Step 6: Final answer
    x = 10,214.60

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1.5x scale

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.