Home / 37,441.22-51,668.88-21,528.80

Finding the Fourth Proportional to 37,441.22, 51,668.88 and 21,528.80

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Solution

The fourth proportional to 37,441.22, 51,668.88 and 21,528.80 is: 29,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,441.22 : 51,668.88 = 21,528.80 : x
  2. Step 2: Convert to fraction form
    37,441.22/51,668.88 = 21,528.80/x
  3. Step 3: Cross multiply
    37,441.22x = 51,668.88 × 21,528.80
  4. Step 4: Simplify right side
    37,441.22x = 1,112,368,983.74
  5. Step 5: Solve for x
    x = 1,112,368,983.74/37,441.22
  6. Step 6: Final answer
    x = 29,709.74

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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.