Home / 30,853.80-46,283.10-8,668.98

Finding the Fourth Proportional to 30,853.80, 46,283.10 and 8,668.98

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Solution

The fourth proportional to 30,853.80, 46,283.10 and 8,668.98 is: 13,004.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,853.80 : 46,283.10 = 8,668.98 : x
  2. Step 2: Convert to fraction form
    30,853.80/46,283.10 = 8,668.98/x
  3. Step 3: Cross multiply
    30,853.80x = 46,283.10 × 8,668.98
  4. Step 4: Simplify right side
    30,853.80x = 401,227,268.24
  5. Step 5: Solve for x
    x = 401,227,268.24/30,853.80
  6. Step 6: Final answer
    x = 13,004.14

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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.