Home / 30,668.32-46,007.96-8,481.22

Finding the Fourth Proportional to 30,668.32, 46,007.96 and 8,481.22

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Solution

The fourth proportional to 30,668.32, 46,007.96 and 8,481.22 is: 12,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,668.32 : 46,007.96 = 8,481.22 : x
  2. Step 2: Convert to fraction form
    30,668.32/46,007.96 = 8,481.22/x
  3. Step 3: Cross multiply
    30,668.32x = 46,007.96 × 8,481.22
  4. Step 4: Simplify right side
    30,668.32x = 390,203,630.51
  5. Step 5: Solve for x
    x = 390,203,630.51/30,668.32
  6. Step 6: Final answer
    x = 12,723.35

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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.