Home / 13,273.41-18,317.16-9,293.07

Finding the Fourth Proportional to 13,273.41, 18,317.16 and 9,293.07

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Solution

The fourth proportional to 13,273.41, 18,317.16 and 9,293.07 is: 12,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.41 : 18,317.16 = 9,293.07 : x
  2. Step 2: Convert to fraction form
    13,273.41/18,317.16 = 9,293.07/x
  3. Step 3: Cross multiply
    13,273.41x = 18,317.16 × 9,293.07
  4. Step 4: Simplify right side
    13,273.41x = 170,222,650.08
  5. Step 5: Solve for x
    x = 170,222,650.08/13,273.41
  6. Step 6: Final answer
    x = 12,824.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.