Home / 25,816.26-35,613.32-16,869

Finding the Fourth Proportional to 25,816.26, 35,613.32 and 16,869

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Solution

The fourth proportional to 25,816.26, 35,613.32 and 16,869 is: 23,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.26 : 35,613.32 = 16,869 : x
  2. Step 2: Convert to fraction form
    25,816.26/35,613.32 = 16,869/x
  3. Step 3: Cross multiply
    25,816.26x = 35,613.32 × 16,869
  4. Step 4: Simplify right side
    25,816.26x = 600,761,095.08
  5. Step 5: Solve for x
    x = 600,761,095.08/25,816.26
  6. Step 6: Final answer
    x = 23,270.65

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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.