Home / 30,948.12-46,422.09-11,226.60

Finding the Fourth Proportional to 30,948.12, 46,422.09 and 11,226.60

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Solution

The fourth proportional to 30,948.12, 46,422.09 and 11,226.60 is: 16,839.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,948.12 : 46,422.09 = 11,226.60 : x
  2. Step 2: Convert to fraction form
    30,948.12/46,422.09 = 11,226.60/x
  3. Step 3: Cross multiply
    30,948.12x = 46,422.09 × 11,226.60
  4. Step 4: Simplify right side
    30,948.12x = 521,162,235.59
  5. Step 5: Solve for x
    x = 521,162,235.59/30,948.12
  6. Step 6: Final answer
    x = 16,839.87

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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.