Home / 22,271.43-30,733.75-12,199.97

Finding the Fourth Proportional to 22,271.43, 30,733.75 and 12,199.97

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Solution

The fourth proportional to 22,271.43, 30,733.75 and 12,199.97 is: 16,835.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,271.43 : 30,733.75 = 12,199.97 : x
  2. Step 2: Convert to fraction form
    22,271.43/30,733.75 = 12,199.97/x
  3. Step 3: Cross multiply
    22,271.43x = 30,733.75 × 12,199.97
  4. Step 4: Simplify right side
    22,271.43x = 374,950,781.51
  5. Step 5: Solve for x
    x = 374,950,781.51/22,271.43
  6. Step 6: Final answer
    x = 16,835.50

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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.