Home / 27,523.60-37,998.33-18,119.50

Finding the Fourth Proportional to 27,523.60, 37,998.33 and 18,119.50

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Solution

The fourth proportional to 27,523.60, 37,998.33 and 18,119.50 is: 25,015.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,523.60 : 37,998.33 = 18,119.50 : x
  2. Step 2: Convert to fraction form
    27,523.60/37,998.33 = 18,119.50/x
  3. Step 3: Cross multiply
    27,523.60x = 37,998.33 × 18,119.50
  4. Step 4: Simplify right side
    27,523.60x = 688,510,740.44
  5. Step 5: Solve for x
    x = 688,510,740.44/27,523.60
  6. Step 6: Final answer
    x = 25,015.29

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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.