Home / 28,119.35-38,807.97-16,024.22

Finding the Fourth Proportional to 28,119.35, 38,807.97 and 16,024.22

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Solution

The fourth proportional to 28,119.35, 38,807.97 and 16,024.22 is: 22,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,119.35 : 38,807.97 = 16,024.22 : x
  2. Step 2: Convert to fraction form
    28,119.35/38,807.97 = 16,024.22/x
  3. Step 3: Cross multiply
    28,119.35x = 38,807.97 × 16,024.22
  4. Step 4: Simplify right side
    28,119.35x = 621,867,398.53
  5. Step 5: Solve for x
    x = 621,867,398.53/28,119.35
  6. Step 6: Final answer
    x = 22,115.28

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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.