Home / 40,205.96-60,247.74-20,454.92

Finding the Fourth Proportional to 40,205.96, 60,247.74 and 20,454.92

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Solution

The fourth proportional to 40,205.96, 60,247.74 and 20,454.92 is: 30,651.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.96 : 60,247.74 = 20,454.92 : x
  2. Step 2: Convert to fraction form
    40,205.96/60,247.74 = 20,454.92/x
  3. Step 3: Cross multiply
    40,205.96x = 60,247.74 × 20,454.92
  4. Step 4: Simplify right side
    40,205.96x = 1,232,362,701.88
  5. Step 5: Solve for x
    x = 1,232,362,701.88/40,205.96
  6. Step 6: Final answer
    x = 30,651.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.