Home / 30,853.42-46,272.90-8,668.91

Finding the Fourth Proportional to 30,853.42, 46,272.90 and 8,668.91

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Solution

The fourth proportional to 30,853.42, 46,272.90 and 8,668.91 is: 13,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853.42 : 46,272.90 = 8,668.91 : x
  2. Step 2: Convert to fraction form
    30,853.42/46,272.90 = 8,668.91/x
  3. Step 3: Cross multiply
    30,853.42x = 46,272.90 × 8,668.91
  4. Step 4: Simplify right side
    30,853.42x = 401,135,753.73
  5. Step 5: Solve for x
    x = 401,135,753.73/30,853.42
  6. Step 6: Final answer
    x = 13,001.34

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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.