Home / 14,144.93-19,511.88-8,830.52

Finding the Fourth Proportional to 14,144.93, 19,511.88 and 8,830.52

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Solution

The fourth proportional to 14,144.93, 19,511.88 and 8,830.52 is: 12,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.93 : 19,511.88 = 8,830.52 : x
  2. Step 2: Convert to fraction form
    14,144.93/19,511.88 = 8,830.52/x
  3. Step 3: Cross multiply
    14,144.93x = 19,511.88 × 8,830.52
  4. Step 4: Simplify right side
    14,144.93x = 172,299,915.90
  5. Step 5: Solve for x
    x = 172,299,915.90/14,144.93
  6. Step 6: Final answer
    x = 12,181.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.