Home / 28,694.44-43,058.36-12,053.20

Finding the Fourth Proportional to 28,694.44, 43,058.36 and 12,053.20

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Solution

The fourth proportional to 28,694.44, 43,058.36 and 12,053.20 is: 18,086.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,694.44 : 43,058.36 = 12,053.20 : x
  2. Step 2: Convert to fraction form
    28,694.44/43,058.36 = 12,053.20/x
  3. Step 3: Cross multiply
    28,694.44x = 43,058.36 × 12,053.20
  4. Step 4: Simplify right side
    28,694.44x = 518,991,024.75
  5. Step 5: Solve for x
    x = 518,991,024.75/28,694.44
  6. Step 6: Final answer
    x = 18,086.81

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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.