Home / 22,190.86-30,623.29-14,233.06

Finding the Fourth Proportional to 22,190.86, 30,623.29 and 14,233.06

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Solution

The fourth proportional to 22,190.86, 30,623.29 and 14,233.06 is: 19,641.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,190.86 : 30,623.29 = 14,233.06 : x
  2. Step 2: Convert to fraction form
    22,190.86/30,623.29 = 14,233.06/x
  3. Step 3: Cross multiply
    22,190.86x = 30,623.29 × 14,233.06
  4. Step 4: Simplify right side
    22,190.86x = 435,863,123.97
  5. Step 5: Solve for x
    x = 435,863,123.97/22,190.86
  6. Step 6: Final answer
    x = 19,641.56

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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.