Home / 25,450.08-35,110.80-18,360.96

Finding the Fourth Proportional to 25,450.08, 35,110.80 and 18,360.96

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Solution

The fourth proportional to 25,450.08, 35,110.80 and 18,360.96 is: 25,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,450.08 : 35,110.80 = 18,360.96 : x
  2. Step 2: Convert to fraction form
    25,450.08/35,110.80 = 18,360.96/x
  3. Step 3: Cross multiply
    25,450.08x = 35,110.80 × 18,360.96
  4. Step 4: Simplify right side
    25,450.08x = 644,667,994.37
  5. Step 5: Solve for x
    x = 644,667,994.37/25,450.08
  6. Step 6: Final answer
    x = 25,330.69

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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.