Home / 17,099.91-25,643.79-6,570.72

Finding the Fourth Proportional to 17,099.91, 25,643.79 and 6,570.72

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Solution

The fourth proportional to 17,099.91, 25,643.79 and 6,570.72 is: 9,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,099.91 : 25,643.79 = 6,570.72 : x
  2. Step 2: Convert to fraction form
    17,099.91/25,643.79 = 6,570.72/x
  3. Step 3: Cross multiply
    17,099.91x = 25,643.79 × 6,570.72
  4. Step 4: Simplify right side
    17,099.91x = 168,498,163.83
  5. Step 5: Solve for x
    x = 168,498,163.83/17,099.91
  6. Step 6: Final answer
    x = 9,853.75

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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.