Home / 30,079.73-41,509.53-16,650.70

Finding the Fourth Proportional to 30,079.73, 41,509.53 and 16,650.70

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Solution

The fourth proportional to 30,079.73, 41,509.53 and 16,650.70 is: 22,977.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,079.73 : 41,509.53 = 16,650.70 : x
  2. Step 2: Convert to fraction form
    30,079.73/41,509.53 = 16,650.70/x
  3. Step 3: Cross multiply
    30,079.73x = 41,509.53 × 16,650.70
  4. Step 4: Simplify right side
    30,079.73x = 691,162,647.92
  5. Step 5: Solve for x
    x = 691,162,647.92/30,079.73
  6. Step 6: Final answer
    x = 22,977.69

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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.