Home / 13,236.08-18,265.82-7,268.13

Finding the Fourth Proportional to 13,236.08, 18,265.82 and 7,268.13

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Solution

The fourth proportional to 13,236.08, 18,265.82 and 7,268.13 is: 10,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236.08 : 18,265.82 = 7,268.13 : x
  2. Step 2: Convert to fraction form
    13,236.08/18,265.82 = 7,268.13/x
  3. Step 3: Cross multiply
    13,236.08x = 18,265.82 × 7,268.13
  4. Step 4: Simplify right side
    13,236.08x = 132,758,354.32
  5. Step 5: Solve for x
    x = 132,758,354.32/13,236.08
  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.