Home / 26,809.74-40,148.97-18,892.80

Finding the Fourth Proportional to 26,809.74, 40,148.97 and 18,892.80

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Solution

The fourth proportional to 26,809.74, 40,148.97 and 18,892.80 is: 28,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,809.74 : 40,148.97 = 18,892.80 : x
  2. Step 2: Convert to fraction form
    26,809.74/40,148.97 = 18,892.80/x
  3. Step 3: Cross multiply
    26,809.74x = 40,148.97 × 18,892.80
  4. Step 4: Simplify right side
    26,809.74x = 758,526,460.42
  5. Step 5: Solve for x
    x = 758,526,460.42/26,809.74
  6. Step 6: Final answer
    x = 28,292.94

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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.