Home / 30,760.50-46,146.83-11,040.51

Finding the Fourth Proportional to 30,760.50, 46,146.83 and 11,040.51

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Solution

The fourth proportional to 30,760.50, 46,146.83 and 11,040.51 is: 16,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760.50 : 46,146.83 = 11,040.51 : x
  2. Step 2: Convert to fraction form
    30,760.50/46,146.83 = 11,040.51/x
  3. Step 3: Cross multiply
    30,760.50x = 46,146.83 × 11,040.51
  4. Step 4: Simplify right side
    30,760.50x = 509,484,482.88
  5. Step 5: Solve for x
    x = 509,484,482.88/30,760.50
  6. Step 6: Final answer
    x = 16,562.95

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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.