Home / 13,268.44-18,298.02-8,233.48

Finding the Fourth Proportional to 13,268.44, 18,298.02 and 8,233.48

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Solution

The fourth proportional to 13,268.44, 18,298.02 and 8,233.48 is: 11,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.44 : 18,298.02 = 8,233.48 : x
  2. Step 2: Convert to fraction form
    13,268.44/18,298.02 = 8,233.48/x
  3. Step 3: Cross multiply
    13,268.44x = 18,298.02 × 8,233.48
  4. Step 4: Simplify right side
    13,268.44x = 150,656,381.71
  5. Step 5: Solve for x
    x = 150,656,381.71/13,268.44
  6. Step 6: Final answer
    x = 11,354.49

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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.