Home / 26,926.35-37,119.85-18,943.80

Finding the Fourth Proportional to 26,926.35, 37,119.85 and 18,943.80

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Solution

The fourth proportional to 26,926.35, 37,119.85 and 18,943.80 is: 26,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.35 : 37,119.85 = 18,943.80 : x
  2. Step 2: Convert to fraction form
    26,926.35/37,119.85 = 18,943.80/x
  3. Step 3: Cross multiply
    26,926.35x = 37,119.85 × 18,943.80
  4. Step 4: Simplify right side
    26,926.35x = 703,191,014.43
  5. Step 5: Solve for x
    x = 703,191,014.43/26,926.35
  6. Step 6: Final answer
    x = 26,115.35

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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.