Home / 19,332.07-28,991.93-6,181.31

Finding the Fourth Proportional to 19,332.07, 28,991.93 and 6,181.31

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Solution

The fourth proportional to 19,332.07, 28,991.93 and 6,181.31 is: 9,269.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.07 : 28,991.93 = 6,181.31 : x
  2. Step 2: Convert to fraction form
    19,332.07/28,991.93 = 6,181.31/x
  3. Step 3: Cross multiply
    19,332.07x = 28,991.93 × 6,181.31
  4. Step 4: Simplify right side
    19,332.07x = 179,208,148.40
  5. Step 5: Solve for x
    x = 179,208,148.40/19,332.07
  6. Step 6: Final answer
    x = 9,269.99

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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.