Home / 30,797.71-46,196.61-8,611.07

Finding the Fourth Proportional to 30,797.71, 46,196.61 and 8,611.07

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Solution

The fourth proportional to 30,797.71, 46,196.61 and 8,611.07 is: 12,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,797.71 : 46,196.61 = 8,611.07 : x
  2. Step 2: Convert to fraction form
    30,797.71/46,196.61 = 8,611.07/x
  3. Step 3: Cross multiply
    30,797.71x = 46,196.61 × 8,611.07
  4. Step 4: Simplify right side
    30,797.71x = 397,801,979.20
  5. Step 5: Solve for x
    x = 397,801,979.20/30,797.71
  6. Step 6: Final answer
    x = 12,916.61

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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.