Home / 28,589.66-42,843.63-16,083.56

Finding the Fourth Proportional to 28,589.66, 42,843.63 and 16,083.56

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Solution

The fourth proportional to 28,589.66, 42,843.63 and 16,083.56 is: 24,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,589.66 : 42,843.63 = 16,083.56 : x
  2. Step 2: Convert to fraction form
    28,589.66/42,843.63 = 16,083.56/x
  3. Step 3: Cross multiply
    28,589.66x = 42,843.63 × 16,083.56
  4. Step 4: Simplify right side
    28,589.66x = 689,078,261.15
  5. Step 5: Solve for x
    x = 689,078,261.15/28,589.66
  6. Step 6: Final answer
    x = 24,102.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.