Home / 30,695.80-46,037.04-10,975.72

Finding the Fourth Proportional to 30,695.80, 46,037.04 and 10,975.72

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Solution

The fourth proportional to 30,695.80, 46,037.04 and 10,975.72 is: 16,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,695.80 : 46,037.04 = 10,975.72 : x
  2. Step 2: Convert to fraction form
    30,695.80/46,037.04 = 10,975.72/x
  3. Step 3: Cross multiply
    30,695.80x = 46,037.04 × 10,975.72
  4. Step 4: Simplify right side
    30,695.80x = 505,289,660.67
  5. Step 5: Solve for x
    x = 505,289,660.67/30,695.80
  6. Step 6: Final answer
    x = 16,461.20

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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.