Home / 17,085.24-25,627.85-5,398.47

Finding the Fourth Proportional to 17,085.24, 25,627.85 and 5,398.47

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Solution

The fourth proportional to 17,085.24, 25,627.85 and 5,398.47 is: 8,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.24 : 25,627.85 = 5,398.47 : x
  2. Step 2: Convert to fraction form
    17,085.24/25,627.85 = 5,398.47/x
  3. Step 3: Cross multiply
    17,085.24x = 25,627.85 × 5,398.47
  4. Step 4: Simplify right side
    17,085.24x = 138,351,152.40
  5. Step 5: Solve for x
    x = 138,351,152.40/17,085.24
  6. Step 6: Final answer
    x = 8,097.70

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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.