Home / 18,026.55-24,878.03-13,268.25

Finding the Fourth Proportional to 18,026.55, 24,878.03 and 13,268.25

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Solution

The fourth proportional to 18,026.55, 24,878.03 and 13,268.25 is: 18,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,026.55 : 24,878.03 = 13,268.25 : x
  2. Step 2: Convert to fraction form
    18,026.55/24,878.03 = 13,268.25/x
  3. Step 3: Cross multiply
    18,026.55x = 24,878.03 × 13,268.25
  4. Step 4: Simplify right side
    18,026.55x = 330,087,855.21
  5. Step 5: Solve for x
    x = 330,087,855.21/18,026.55
  6. Step 6: Final answer
    x = 18,311.21

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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.