Home / 22,350.83-30,844.02-12,279.06

Finding the Fourth Proportional to 22,350.83, 30,844.02 and 12,279.06

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Solution

The fourth proportional to 22,350.83, 30,844.02 and 12,279.06 is: 16,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.83 : 30,844.02 = 12,279.06 : x
  2. Step 2: Convert to fraction form
    22,350.83/30,844.02 = 12,279.06/x
  3. Step 3: Cross multiply
    22,350.83x = 30,844.02 × 12,279.06
  4. Step 4: Simplify right side
    22,350.83x = 378,735,418.00
  5. Step 5: Solve for x
    x = 378,735,418.00/22,350.83
  6. Step 6: Final answer
    x = 16,945.03

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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.