Home / 12,829.90-19,243.23-4,065.70

Finding the Fourth Proportional to 12,829.90, 19,243.23 and 4,065.70

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Solution

The fourth proportional to 12,829.90, 19,243.23 and 4,065.70 is: 6,098.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,829.90 : 19,243.23 = 4,065.70 : x
  2. Step 2: Convert to fraction form
    12,829.90/19,243.23 = 4,065.70/x
  3. Step 3: Cross multiply
    12,829.90x = 19,243.23 × 4,065.70
  4. Step 4: Simplify right side
    12,829.90x = 78,237,200.21
  5. Step 5: Solve for x
    x = 78,237,200.21/12,829.90
  6. Step 6: Final answer
    x = 6,098.04

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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.