Home / 30,760.99-46,156.08-18,305.62

Finding the Fourth Proportional to 30,760.99, 46,156.08 and 18,305.62

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Solution

The fourth proportional to 30,760.99, 46,156.08 and 18,305.62 is: 27,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760.99 : 46,156.08 = 18,305.62 : x
  2. Step 2: Convert to fraction form
    30,760.99/46,156.08 = 18,305.62/x
  3. Step 3: Cross multiply
    30,760.99x = 46,156.08 × 18,305.62
  4. Step 4: Simplify right side
    30,760.99x = 844,915,661.17
  5. Step 5: Solve for x
    x = 844,915,661.17/30,760.99
  6. Step 6: Final answer
    x = 27,467.12

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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.