Home / 22,303.48-30,775.99-12,229.27

Finding the Fourth Proportional to 22,303.48, 30,775.99 and 12,229.27

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Solution

The fourth proportional to 22,303.48, 30,775.99 and 12,229.27 is: 16,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.48 : 30,775.99 = 12,229.27 : x
  2. Step 2: Convert to fraction form
    22,303.48/30,775.99 = 12,229.27/x
  3. Step 3: Cross multiply
    22,303.48x = 30,775.99 × 12,229.27
  4. Step 4: Simplify right side
    22,303.48x = 376,367,746.17
  5. Step 5: Solve for x
    x = 376,367,746.17/22,303.48
  6. Step 6: Final answer
    x = 16,874.85

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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.