Home / 37,383.17-51,588.09-20,387.52

Finding the Fourth Proportional to 37,383.17, 51,588.09 and 20,387.52

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Solution

The fourth proportional to 37,383.17, 51,588.09 and 20,387.52 is: 28,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,383.17 : 51,588.09 = 20,387.52 : x
  2. Step 2: Convert to fraction form
    37,383.17/51,588.09 = 20,387.52/x
  3. Step 3: Cross multiply
    37,383.17x = 51,588.09 × 20,387.52
  4. Step 4: Simplify right side
    37,383.17x = 1,051,753,216.64
  5. Step 5: Solve for x
    x = 1,051,753,216.64/37,383.17
  6. Step 6: Final answer
    x = 28,134.41

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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.