Home / 31,316.48-46,945.32-10,525.44

Finding the Fourth Proportional to 31,316.48, 46,945.32 and 10,525.44

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Solution

The fourth proportional to 31,316.48, 46,945.32 and 10,525.44 is: 15,778.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,316.48 : 46,945.32 = 10,525.44 : x
  2. Step 2: Convert to fraction form
    31,316.48/46,945.32 = 10,525.44/x
  3. Step 3: Cross multiply
    31,316.48x = 46,945.32 × 10,525.44
  4. Step 4: Simplify right side
    31,316.48x = 494,120,148.94
  5. Step 5: Solve for x
    x = 494,120,148.94/31,316.48
  6. Step 6: Final answer
    x = 15,778.28

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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.