Home / 17,307.99-25,940.55-8,416.05

Finding the Fourth Proportional to 17,307.99, 25,940.55 and 8,416.05

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Solution

The fourth proportional to 17,307.99, 25,940.55 and 8,416.05 is: 12,613.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.99 : 25,940.55 = 8,416.05 : x
  2. Step 2: Convert to fraction form
    17,307.99/25,940.55 = 8,416.05/x
  3. Step 3: Cross multiply
    17,307.99x = 25,940.55 × 8,416.05
  4. Step 4: Simplify right side
    17,307.99x = 218,316,836.12
  5. Step 5: Solve for x
    x = 218,316,836.12/17,307.99
  6. Step 6: Final answer
    x = 12,613.65

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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.