Home / 37,378.20-56,071.38-18,662.92

Finding the Fourth Proportional to 37,378.20, 56,071.38 and 18,662.92

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Solution

The fourth proportional to 37,378.20, 56,071.38 and 18,662.92 is: 27,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,378.20 : 56,071.38 = 18,662.92 : x
  2. Step 2: Convert to fraction form
    37,378.20/56,071.38 = 18,662.92/x
  3. Step 3: Cross multiply
    37,378.20x = 56,071.38 × 18,662.92
  4. Step 4: Simplify right side
    37,378.20x = 1,046,455,679.23
  5. Step 5: Solve for x
    x = 1,046,455,679.23/37,378.20
  6. Step 6: Final answer
    x = 27,996.42

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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.