Home / 30,853.36-46,272.81-8,668.85

Finding the Fourth Proportional to 30,853.36, 46,272.81 and 8,668.85

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Solution

The fourth proportional to 30,853.36, 46,272.81 and 8,668.85 is: 13,001.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853.36 : 46,272.81 = 8,668.85 : x
  2. Step 2: Convert to fraction form
    30,853.36/46,272.81 = 8,668.85/x
  3. Step 3: Cross multiply
    30,853.36x = 46,272.81 × 8,668.85
  4. Step 4: Simplify right side
    30,853.36x = 401,132,048.97
  5. Step 5: Solve for x
    x = 401,132,048.97/30,853.36
  6. Step 6: Final answer
    x = 13,001.25

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1.5x scale

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.