Home / 19,317.56-28,976.94-6,835.86

Finding the Fourth Proportional to 19,317.56, 28,976.94 and 6,835.86

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Solution

The fourth proportional to 19,317.56, 28,976.94 and 6,835.86 is: 10,254.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.56 : 28,976.94 = 6,835.86 : x
  2. Step 2: Convert to fraction form
    19,317.56/28,976.94 = 6,835.86/x
  3. Step 3: Cross multiply
    19,317.56x = 28,976.94 × 6,835.86
  4. Step 4: Simplify right side
    19,317.56x = 198,082,305.07
  5. Step 5: Solve for x
    x = 198,082,305.07/19,317.56
  6. Step 6: Final answer
    x = 10,254.00

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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.