Home / 39,064.43-53,894.04-28,879.93

Finding the Fourth Proportional to 39,064.43, 53,894.04 and 28,879.93

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Solution

The fourth proportional to 39,064.43, 53,894.04 and 28,879.93 is: 39,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,064.43 : 53,894.04 = 28,879.93 : x
  2. Step 2: Convert to fraction form
    39,064.43/53,894.04 = 28,879.93/x
  3. Step 3: Cross multiply
    39,064.43x = 53,894.04 × 28,879.93
  4. Step 4: Simplify right side
    39,064.43x = 1,556,455,833.15
  5. Step 5: Solve for x
    x = 1,556,455,833.15/39,064.43
  6. Step 6: Final answer
    x = 39,843.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.