Home / 30,778.42-46,152.24-15,983.23

Finding the Fourth Proportional to 30,778.42, 46,152.24 and 15,983.23

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Solution

The fourth proportional to 30,778.42, 46,152.24 and 15,983.23 is: 23,966.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,778.42 : 46,152.24 = 15,983.23 : x
  2. Step 2: Convert to fraction form
    30,778.42/46,152.24 = 15,983.23/x
  3. Step 3: Cross multiply
    30,778.42x = 46,152.24 × 15,983.23
  4. Step 4: Simplify right side
    30,778.42x = 737,661,866.94
  5. Step 5: Solve for x
    x = 737,661,866.94/30,778.42
  6. Step 6: Final answer
    x = 23,966.85

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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.