Home / 14,611.16-21,916.91-4,080.54

Finding the Fourth Proportional to 14,611.16, 21,916.91 and 4,080.54

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Solution

The fourth proportional to 14,611.16, 21,916.91 and 4,080.54 is: 6,120.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611.16 : 21,916.91 = 4,080.54 : x
  2. Step 2: Convert to fraction form
    14,611.16/21,916.91 = 4,080.54/x
  3. Step 3: Cross multiply
    14,611.16x = 21,916.91 × 4,080.54
  4. Step 4: Simplify right side
    14,611.16x = 89,432,827.93
  5. Step 5: Solve for x
    x = 89,432,827.93/14,611.16
  6. Step 6: Final answer
    x = 6,120.86

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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.