Home / 37,979.69-56,883.87-18,272.99

Finding the Fourth Proportional to 37,979.69, 56,883.87 and 18,272.99

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Solution

The fourth proportional to 37,979.69, 56,883.87 and 18,272.99 is: 27,368.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,979.69 : 56,883.87 = 18,272.99 : x
  2. Step 2: Convert to fraction form
    37,979.69/56,883.87 = 18,272.99/x
  3. Step 3: Cross multiply
    37,979.69x = 56,883.87 × 18,272.99
  4. Step 4: Simplify right side
    37,979.69x = 1,039,438,529.88
  5. Step 5: Solve for x
    x = 1,039,438,529.88/37,979.69
  6. Step 6: Final answer
    x = 27,368.28

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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.