Home / 37,555.13-51,829.32-20,791.37

Finding the Fourth Proportional to 37,555.13, 51,829.32 and 20,791.37

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Solution

The fourth proportional to 37,555.13, 51,829.32 and 20,791.37 is: 28,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,555.13 : 51,829.32 = 20,791.37 : x
  2. Step 2: Convert to fraction form
    37,555.13/51,829.32 = 20,791.37/x
  3. Step 3: Cross multiply
    37,555.13x = 51,829.32 × 20,791.37
  4. Step 4: Simplify right side
    37,555.13x = 1,077,602,309.82
  5. Step 5: Solve for x
    x = 1,077,602,309.82/37,555.13
  6. Step 6: Final answer
    x = 28,693.88

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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.