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Finding the Fourth Proportional to 17,080.19, 25,450.50 and 15,216.99

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Solution

The fourth proportional to 17,080.19, 25,450.50 and 15,216.99 is: 22,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.19 : 25,450.50 = 15,216.99 : x
  2. Step 2: Convert to fraction form
    17,080.19/25,450.50 = 15,216.99/x
  3. Step 3: Cross multiply
    17,080.19x = 25,450.50 × 15,216.99
  4. Step 4: Simplify right side
    17,080.19x = 387,280,004.00
  5. Step 5: Solve for x
    x = 387,280,004.00/17,080.19
  6. Step 6: Final answer
    x = 22,674.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.