Home / 25,399.44-35,042.58-14,786.82

Finding the Fourth Proportional to 25,399.44, 35,042.58 and 14,786.82

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Solution

The fourth proportional to 25,399.44, 35,042.58 and 14,786.82 is: 20,400.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,399.44 : 35,042.58 = 14,786.82 : x
  2. Step 2: Convert to fraction form
    25,399.44/35,042.58 = 14,786.82/x
  3. Step 3: Cross multiply
    25,399.44x = 35,042.58 × 14,786.82
  4. Step 4: Simplify right side
    25,399.44x = 518,168,322.80
  5. Step 5: Solve for x
    x = 518,168,322.80/25,399.44
  6. Step 6: Final answer
    x = 20,400.78

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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.