Home / 37,580.24-51,863.88-20,814.80

Finding the Fourth Proportional to 37,580.24, 51,863.88 and 20,814.80

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Solution

The fourth proportional to 37,580.24, 51,863.88 and 20,814.80 is: 28,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,580.24 : 51,863.88 = 20,814.80 : x
  2. Step 2: Convert to fraction form
    37,580.24/51,863.88 = 20,814.80/x
  3. Step 3: Cross multiply
    37,580.24x = 51,863.88 × 20,814.80
  4. Step 4: Simplify right side
    37,580.24x = 1,079,536,289.42
  5. Step 5: Solve for x
    x = 1,079,536,289.42/37,580.24
  6. Step 6: Final answer
    x = 28,726.17

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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.