Home / 22,012.07-30,374.65-12,452.83

Finding the Fourth Proportional to 22,012.07, 30,374.65 and 12,452.83

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Solution

The fourth proportional to 22,012.07, 30,374.65 and 12,452.83 is: 17,183.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.07 : 30,374.65 = 12,452.83 : x
  2. Step 2: Convert to fraction form
    22,012.07/30,374.65 = 12,452.83/x
  3. Step 3: Cross multiply
    22,012.07x = 30,374.65 × 12,452.83
  4. Step 4: Simplify right side
    22,012.07x = 378,250,352.76
  5. Step 5: Solve for x
    x = 378,250,352.76/22,012.07
  6. Step 6: Final answer
    x = 17,183.77

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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.