Home / 19,152.09-28,739.25-8,058.06

Finding the Fourth Proportional to 19,152.09, 28,739.25 and 8,058.06

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Solution

The fourth proportional to 19,152.09, 28,739.25 and 8,058.06 is: 12,091.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.09 : 28,739.25 = 8,058.06 : x
  2. Step 2: Convert to fraction form
    19,152.09/28,739.25 = 8,058.06/x
  3. Step 3: Cross multiply
    19,152.09x = 28,739.25 × 8,058.06
  4. Step 4: Simplify right side
    19,152.09x = 231,582,600.86
  5. Step 5: Solve for x
    x = 231,582,600.86/19,152.09
  6. Step 6: Final answer
    x = 12,091.77

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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.