Home / 51,814.44-77,713.43-18,528.30

Finding the Fourth Proportional to 51,814.44, 77,713.43 and 18,528.30

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Solution

The fourth proportional to 51,814.44, 77,713.43 and 18,528.30 is: 27,789.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,814.44 : 77,713.43 = 18,528.30 : x
  2. Step 2: Convert to fraction form
    51,814.44/77,713.43 = 18,528.30/x
  3. Step 3: Cross multiply
    51,814.44x = 77,713.43 × 18,528.30
  4. Step 4: Simplify right side
    51,814.44x = 1,439,897,652.43
  5. Step 5: Solve for x
    x = 1,439,897,652.43/51,814.44
  6. Step 6: Final answer
    x = 27,789.51

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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.