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Finding the Fourth Proportional to 46,879.93, 70,300.97 and 17,291.19

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Solution

The fourth proportional to 46,879.93, 70,300.97 and 17,291.19 is: 25,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,879.93 : 70,300.97 = 17,291.19 : x
  2. Step 2: Convert to fraction form
    46,879.93/70,300.97 = 17,291.19/x
  3. Step 3: Cross multiply
    46,879.93x = 70,300.97 × 17,291.19
  4. Step 4: Simplify right side
    46,879.93x = 1,215,587,429.45
  5. Step 5: Solve for x
    x = 1,215,587,429.45/46,879.93
  6. Step 6: Final answer
    x = 25,929.80

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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.