Home / 25,486.56-35,174.24-14,585.70

Finding the Fourth Proportional to 25,486.56, 35,174.24 and 14,585.70

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Solution

The fourth proportional to 25,486.56, 35,174.24 and 14,585.70 is: 20,129.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.56 : 35,174.24 = 14,585.70 : x
  2. Step 2: Convert to fraction form
    25,486.56/35,174.24 = 14,585.70/x
  3. Step 3: Cross multiply
    25,486.56x = 35,174.24 × 14,585.70
  4. Step 4: Simplify right side
    25,486.56x = 513,040,912.37
  5. Step 5: Solve for x
    x = 513,040,912.37/25,486.56
  6. Step 6: Final answer
    x = 20,129.86

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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.