Home / 25,555.54-35,256.81-18,857.26

Finding the Fourth Proportional to 25,555.54, 35,256.81 and 18,857.26

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Solution

The fourth proportional to 25,555.54, 35,256.81 and 18,857.26 is: 26,015.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555.54 : 35,256.81 = 18,857.26 : x
  2. Step 2: Convert to fraction form
    25,555.54/35,256.81 = 18,857.26/x
  3. Step 3: Cross multiply
    25,555.54x = 35,256.81 × 18,857.26
  4. Step 4: Simplify right side
    25,555.54x = 664,846,832.94
  5. Step 5: Solve for x
    x = 664,846,832.94/25,555.54
  6. Step 6: Final answer
    x = 26,015.76

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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.