Home / 17,455.92-26,186.04-5,776.80

Finding the Fourth Proportional to 17,455.92, 26,186.04 and 5,776.80

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Solution

The fourth proportional to 17,455.92, 26,186.04 and 5,776.80 is: 8,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455.92 : 26,186.04 = 5,776.80 : x
  2. Step 2: Convert to fraction form
    17,455.92/26,186.04 = 5,776.80/x
  3. Step 3: Cross multiply
    17,455.92x = 26,186.04 × 5,776.80
  4. Step 4: Simplify right side
    17,455.92x = 151,271,515.87
  5. Step 5: Solve for x
    x = 151,271,515.87/17,455.92
  6. Step 6: Final answer
    x = 8,665.91

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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.