Home / 12,823.16-19,231.77-4,056.44

Finding the Fourth Proportional to 12,823.16, 19,231.77 and 4,056.44

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Solution

The fourth proportional to 12,823.16, 19,231.77 and 4,056.44 is: 6,083.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.16 : 19,231.77 = 4,056.44 : x
  2. Step 2: Convert to fraction form
    12,823.16/19,231.77 = 4,056.44/x
  3. Step 3: Cross multiply
    12,823.16x = 19,231.77 × 4,056.44
  4. Step 4: Simplify right side
    12,823.16x = 78,012,521.10
  5. Step 5: Solve for x
    x = 78,012,521.10/12,823.16
  6. Step 6: Final answer
    x = 6,083.72

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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.