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Finding the Fourth Proportional to 11,653.24, 17,479.86 and 7,035.16

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Solution

The fourth proportional to 11,653.24, 17,479.86 and 7,035.16 is: 10,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.24 : 17,479.86 = 7,035.16 : x
  2. Step 2: Convert to fraction form
    11,653.24/17,479.86 = 7,035.16/x
  3. Step 3: Cross multiply
    11,653.24x = 17,479.86 × 7,035.16
  4. Step 4: Simplify right side
    11,653.24x = 122,973,611.88
  5. Step 5: Solve for x
    x = 122,973,611.88/11,653.24
  6. Step 6: Final answer
    x = 10,552.74

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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.