Home / 22,271.73-30,735.36-12,200.07

Finding the Fourth Proportional to 22,271.73, 30,735.36 and 12,200.07

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Solution

The fourth proportional to 22,271.73, 30,735.36 and 12,200.07 is: 16,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.73 : 30,735.36 = 12,200.07 : x
  2. Step 2: Convert to fraction form
    22,271.73/30,735.36 = 12,200.07/x
  3. Step 3: Cross multiply
    22,271.73x = 30,735.36 × 12,200.07
  4. Step 4: Simplify right side
    22,271.73x = 374,973,543.48
  5. Step 5: Solve for x
    x = 374,973,543.48/22,271.73
  6. Step 6: Final answer
    x = 16,836.30

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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.