Home / 17,520.99-26,265.85-6,425.08

Finding the Fourth Proportional to 17,520.99, 26,265.85 and 6,425.08

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Solution

The fourth proportional to 17,520.99, 26,265.85 and 6,425.08 is: 9,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.99 : 26,265.85 = 6,425.08 : x
  2. Step 2: Convert to fraction form
    17,520.99/26,265.85 = 6,425.08/x
  3. Step 3: Cross multiply
    17,520.99x = 26,265.85 × 6,425.08
  4. Step 4: Simplify right side
    17,520.99x = 168,760,187.52
  5. Step 5: Solve for x
    x = 168,760,187.52/17,520.99
  6. Step 6: Final answer
    x = 9,631.89

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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.