Home / 30,855.68-46,283.52-8,668.16

Finding the Fourth Proportional to 30,855.68, 46,283.52 and 8,668.16

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Solution

The fourth proportional to 30,855.68, 46,283.52 and 8,668.16 is: 13,002.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855.68 : 46,283.52 = 8,668.16 : x
  2. Step 2: Convert to fraction form
    30,855.68/46,283.52 = 8,668.16/x
  3. Step 3: Cross multiply
    30,855.68x = 46,283.52 × 8,668.16
  4. Step 4: Simplify right side
    30,855.68x = 401,192,956.72
  5. Step 5: Solve for x
    x = 401,192,956.72/30,855.68
  6. Step 6: Final answer
    x = 13,002.24

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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.