Home / 52,074.99-78,096.31-18,790.72

Finding the Fourth Proportional to 52,074.99, 78,096.31 and 18,790.72

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Solution

The fourth proportional to 52,074.99, 78,096.31 and 18,790.72 is: 28,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,074.99 : 78,096.31 = 18,790.72 : x
  2. Step 2: Convert to fraction form
    52,074.99/78,096.31 = 18,790.72/x
  3. Step 3: Cross multiply
    52,074.99x = 78,096.31 × 18,790.72
  4. Step 4: Simplify right side
    52,074.99x = 1,467,485,894.24
  5. Step 5: Solve for x
    x = 1,467,485,894.24/52,074.99
  6. Step 6: Final answer
    x = 28,180.24

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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.