Home / 30,823.88-46,216.38-13,284.68

Finding the Fourth Proportional to 30,823.88, 46,216.38 and 13,284.68

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Solution

The fourth proportional to 30,823.88, 46,216.38 and 13,284.68 is: 19,918.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,823.88 : 46,216.38 = 13,284.68 : x
  2. Step 2: Convert to fraction form
    30,823.88/46,216.38 = 13,284.68/x
  3. Step 3: Cross multiply
    30,823.88x = 46,216.38 × 13,284.68
  4. Step 4: Simplify right side
    30,823.88x = 613,969,819.06
  5. Step 5: Solve for x
    x = 613,969,819.06/30,823.88
  6. Step 6: Final answer
    x = 19,918.64

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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.