Home / 13,236.53-18,266.57-7,268.08

Finding the Fourth Proportional to 13,236.53, 18,266.57 and 7,268.08

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Solution

The fourth proportional to 13,236.53, 18,266.57 and 7,268.08 is: 10,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.53 : 18,266.57 = 7,268.08 : x
  2. Step 2: Convert to fraction form
    13,236.53/18,266.57 = 7,268.08/x
  3. Step 3: Cross multiply
    13,236.53x = 18,266.57 × 7,268.08
  4. Step 4: Simplify right side
    13,236.53x = 132,762,892.09
  5. Step 5: Solve for x
    x = 132,762,892.09/13,236.53
  6. Step 6: Final answer
    x = 10,030.04

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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.