Home / 22,197.06-30,632.70-12,126.26

Finding the Fourth Proportional to 22,197.06, 30,632.70 and 12,126.26

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Solution

The fourth proportional to 22,197.06, 30,632.70 and 12,126.26 is: 16,734.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.06 : 30,632.70 = 12,126.26 : x
  2. Step 2: Convert to fraction form
    22,197.06/30,632.70 = 12,126.26/x
  3. Step 3: Cross multiply
    22,197.06x = 30,632.70 × 12,126.26
  4. Step 4: Simplify right side
    22,197.06x = 371,460,161.28
  5. Step 5: Solve for x
    x = 371,460,161.28/22,197.06
  6. Step 6: Final answer
    x = 16,734.66

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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.