Home / 51,994.04-77,997.20-18,249.71

Finding the Fourth Proportional to 51,994.04, 77,997.20 and 18,249.71

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Solution

The fourth proportional to 51,994.04, 77,997.20 and 18,249.71 is: 27,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,994.04 : 77,997.20 = 18,249.71 : x
  2. Step 2: Convert to fraction form
    51,994.04/77,997.20 = 18,249.71/x
  3. Step 3: Cross multiply
    51,994.04x = 77,997.20 × 18,249.71
  4. Step 4: Simplify right side
    51,994.04x = 1,423,425,799.58
  5. Step 5: Solve for x
    x = 1,423,425,799.58/51,994.04
  6. Step 6: Final answer
    x = 27,376.71

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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.