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Finding the Fourth Proportional to 17,670.58, 26,509.16 and 5,825.19

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Solution

The fourth proportional to 17,670.58, 26,509.16 and 5,825.19 is: 8,738.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.58 : 26,509.16 = 5,825.19 : x
  2. Step 2: Convert to fraction form
    17,670.58/26,509.16 = 5,825.19/x
  3. Step 3: Cross multiply
    17,670.58x = 26,509.16 × 5,825.19
  4. Step 4: Simplify right side
    17,670.58x = 154,420,732.07
  5. Step 5: Solve for x
    x = 154,420,732.07/17,670.58
  6. Step 6: Final answer
    x = 8,738.86

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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.