Home / 12,929.74-19,395.38-4,046.73

Finding the Fourth Proportional to 12,929.74, 19,395.38 and 4,046.73

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Solution

The fourth proportional to 12,929.74, 19,395.38 and 4,046.73 is: 6,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,929.74 : 19,395.38 = 4,046.73 : x
  2. Step 2: Convert to fraction form
    12,929.74/19,395.38 = 4,046.73/x
  3. Step 3: Cross multiply
    12,929.74x = 19,395.38 × 4,046.73
  4. Step 4: Simplify right side
    12,929.74x = 78,487,866.11
  5. Step 5: Solve for x
    x = 78,487,866.11/12,929.74
  6. Step 6: Final answer
    x = 6,070.34

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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.