Home / 30,933.48-46,399.64-9,873.36

Finding the Fourth Proportional to 30,933.48, 46,399.64 and 9,873.36

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Solution

The fourth proportional to 30,933.48, 46,399.64 and 9,873.36 is: 14,809.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,933.48 : 46,399.64 = 9,873.36 : x
  2. Step 2: Convert to fraction form
    30,933.48/46,399.64 = 9,873.36/x
  3. Step 3: Cross multiply
    30,933.48x = 46,399.64 × 9,873.36
  4. Step 4: Simplify right side
    30,933.48x = 458,120,374.27
  5. Step 5: Solve for x
    x = 458,120,374.27/30,933.48
  6. Step 6: Final answer
    x = 14,809.86

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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.