Home / 18,427.37-25,402.21-14,441.56

Finding the Fourth Proportional to 18,427.37, 25,402.21 and 14,441.56

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Solution

The fourth proportional to 18,427.37, 25,402.21 and 14,441.56 is: 19,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,427.37 : 25,402.21 = 14,441.56 : x
  2. Step 2: Convert to fraction form
    18,427.37/25,402.21 = 14,441.56/x
  3. Step 3: Cross multiply
    18,427.37x = 25,402.21 × 14,441.56
  4. Step 4: Simplify right side
    18,427.37x = 366,847,440.24
  5. Step 5: Solve for x
    x = 366,847,440.24/18,427.37
  6. Step 6: Final answer
    x = 19,907.75

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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.