Home / 30,836.24-46,216.60-13,268.88

Finding the Fourth Proportional to 30,836.24, 46,216.60 and 13,268.88

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Solution

The fourth proportional to 30,836.24, 46,216.60 and 13,268.88 is: 19,887.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,836.24 : 46,216.60 = 13,268.88 : x
  2. Step 2: Convert to fraction form
    30,836.24/46,216.60 = 13,268.88/x
  3. Step 3: Cross multiply
    30,836.24x = 46,216.60 × 13,268.88
  4. Step 4: Simplify right side
    30,836.24x = 613,242,519.41
  5. Step 5: Solve for x
    x = 613,242,519.41/30,836.24
  6. Step 6: Final answer
    x = 19,887.07

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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.