Home / 22,271.52-30,735.14-12,199.96

Finding the Fourth Proportional to 22,271.52, 30,735.14 and 12,199.96

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Solution

The fourth proportional to 22,271.52, 30,735.14 and 12,199.96 is: 16,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.52 : 30,735.14 = 12,199.96 : x
  2. Step 2: Convert to fraction form
    22,271.52/30,735.14 = 12,199.96/x
  3. Step 3: Cross multiply
    22,271.52x = 30,735.14 × 12,199.96
  4. Step 4: Simplify right side
    22,271.52x = 374,967,478.59
  5. Step 5: Solve for x
    x = 374,967,478.59/22,271.52
  6. Step 6: Final answer
    x = 16,836.19

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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.