Home / 37,393.53-56,043.51-18,678.79

Finding the Fourth Proportional to 37,393.53, 56,043.51 and 18,678.79

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Solution

The fourth proportional to 37,393.53, 56,043.51 and 18,678.79 is: 27,994.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,393.53 : 56,043.51 = 18,678.79 : x
  2. Step 2: Convert to fraction form
    37,393.53/56,043.51 = 18,678.79/x
  3. Step 3: Cross multiply
    37,393.53x = 56,043.51 × 18,678.79
  4. Step 4: Simplify right side
    37,393.53x = 1,046,824,954.15
  5. Step 5: Solve for x
    x = 1,046,824,954.15/37,393.53
  6. Step 6: Final answer
    x = 27,994.81

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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.