Home / 17,166.49-25,704.67-13,816.94

Finding the Fourth Proportional to 17,166.49, 25,704.67 and 13,816.94

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Solution

The fourth proportional to 17,166.49, 25,704.67 and 13,816.94 is: 20,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.49 : 25,704.67 = 13,816.94 : x
  2. Step 2: Convert to fraction form
    17,166.49/25,704.67 = 13,816.94/x
  3. Step 3: Cross multiply
    17,166.49x = 25,704.67 × 13,816.94
  4. Step 4: Simplify right side
    17,166.49x = 355,159,720.04
  5. Step 5: Solve for x
    x = 355,159,720.04/17,166.49
  6. Step 6: Final answer
    x = 20,689.13

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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.