Home / 37,583.99-51,853.03-21,439.70

Finding the Fourth Proportional to 37,583.99, 51,853.03 and 21,439.70

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Solution

The fourth proportional to 37,583.99, 51,853.03 and 21,439.70 is: 29,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,583.99 : 51,853.03 = 21,439.70 : x
  2. Step 2: Convert to fraction form
    37,583.99/51,853.03 = 21,439.70/x
  3. Step 3: Cross multiply
    37,583.99x = 51,853.03 × 21,439.70
  4. Step 4: Simplify right side
    37,583.99x = 1,111,713,288.88
  5. Step 5: Solve for x
    x = 1,111,713,288.88/37,583.99
  6. Step 6: Final answer
    x = 29,579.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.