Home / 22,262.02-30,722.36-15,003.88

Finding the Fourth Proportional to 22,262.02, 30,722.36 and 15,003.88

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Solution

The fourth proportional to 22,262.02, 30,722.36 and 15,003.88 is: 20,705.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,262.02 : 30,722.36 = 15,003.88 : x
  2. Step 2: Convert to fraction form
    22,262.02/30,722.36 = 15,003.88/x
  3. Step 3: Cross multiply
    22,262.02x = 30,722.36 × 15,003.88
  4. Step 4: Simplify right side
    22,262.02x = 460,954,450.93
  5. Step 5: Solve for x
    x = 460,954,450.93/22,262.02
  6. Step 6: Final answer
    x = 20,705.87

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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.