Home / 18,181.10-27,259.50-14,675.42

Finding the Fourth Proportional to 18,181.10, 27,259.50 and 14,675.42

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Solution

The fourth proportional to 18,181.10, 27,259.50 and 14,675.42 is: 22,003.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.10 : 27,259.50 = 14,675.42 : x
  2. Step 2: Convert to fraction form
    18,181.10/27,259.50 = 14,675.42/x
  3. Step 3: Cross multiply
    18,181.10x = 27,259.50 × 14,675.42
  4. Step 4: Simplify right side
    18,181.10x = 400,044,611.49
  5. Step 5: Solve for x
    x = 400,044,611.49/18,181.10
  6. Step 6: Final answer
    x = 22,003.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.