Home / 18,561.08-25,613.34-10,175.96

Finding the Fourth Proportional to 18,561.08, 25,613.34 and 10,175.96

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Solution

The fourth proportional to 18,561.08, 25,613.34 and 10,175.96 is: 14,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561.08 : 25,613.34 = 10,175.96 : x
  2. Step 2: Convert to fraction form
    18,561.08/25,613.34 = 10,175.96/x
  3. Step 3: Cross multiply
    18,561.08x = 25,613.34 × 10,175.96
  4. Step 4: Simplify right side
    18,561.08x = 260,640,323.31
  5. Step 5: Solve for x
    x = 260,640,323.31/18,561.08
  6. Step 6: Final answer
    x = 14,042.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.