Home / 12,823.85-19,233.85-4,057.63

Finding the Fourth Proportional to 12,823.85, 19,233.85 and 4,057.63

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Solution

The fourth proportional to 12,823.85, 19,233.85 and 4,057.63 is: 6,085.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.85 : 19,233.85 = 4,057.63 : x
  2. Step 2: Convert to fraction form
    12,823.85/19,233.85 = 4,057.63/x
  3. Step 3: Cross multiply
    12,823.85x = 19,233.85 × 4,057.63
  4. Step 4: Simplify right side
    12,823.85x = 78,043,750.61
  5. Step 5: Solve for x
    x = 78,043,750.61/12,823.85
  6. Step 6: Final answer
    x = 6,085.83

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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.