Home / 18,633.92-25,714.80-10,250.36

Finding the Fourth Proportional to 18,633.92, 25,714.80 and 10,250.36

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Solution

The fourth proportional to 18,633.92, 25,714.80 and 10,250.36 is: 14,145.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633.92 : 25,714.80 = 10,250.36 : x
  2. Step 2: Convert to fraction form
    18,633.92/25,714.80 = 10,250.36/x
  3. Step 3: Cross multiply
    18,633.92x = 25,714.80 × 10,250.36
  4. Step 4: Simplify right side
    18,633.92x = 263,585,957.33
  5. Step 5: Solve for x
    x = 263,585,957.33/18,633.92
  6. Step 6: Final answer
    x = 14,145.49

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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.