Home / 25,378.44-35,021.35-14,047.96

Finding the Fourth Proportional to 25,378.44, 35,021.35 and 14,047.96

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Solution

The fourth proportional to 25,378.44, 35,021.35 and 14,047.96 is: 19,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.44 : 35,021.35 = 14,047.96 : x
  2. Step 2: Convert to fraction form
    25,378.44/35,021.35 = 14,047.96/x
  3. Step 3: Cross multiply
    25,378.44x = 35,021.35 × 14,047.96
  4. Step 4: Simplify right side
    25,378.44x = 491,978,278.60
  5. Step 5: Solve for x
    x = 491,978,278.60/25,378.44
  6. Step 6: Final answer
    x = 19,385.68

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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.