Home / 37,453.99-51,685.61-21,538.09

Finding the Fourth Proportional to 37,453.99, 51,685.61 and 21,538.09

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Solution

The fourth proportional to 37,453.99, 51,685.61 and 21,538.09 is: 29,722.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,453.99 : 51,685.61 = 21,538.09 : x
  2. Step 2: Convert to fraction form
    37,453.99/51,685.61 = 21,538.09/x
  3. Step 3: Cross multiply
    37,453.99x = 51,685.61 × 21,538.09
  4. Step 4: Simplify right side
    37,453.99x = 1,113,209,212.19
  5. Step 5: Solve for x
    x = 1,113,209,212.19/37,453.99
  6. Step 6: Final answer
    x = 29,722.05

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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.