Home / 37,007.38-51,071.40-20,240.38

Finding the Fourth Proportional to 37,007.38, 51,071.40 and 20,240.38

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Solution

The fourth proportional to 37,007.38, 51,071.40 and 20,240.38 is: 27,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,007.38 : 51,071.40 = 20,240.38 : x
  2. Step 2: Convert to fraction form
    37,007.38/51,071.40 = 20,240.38/x
  3. Step 3: Cross multiply
    37,007.38x = 51,071.40 × 20,240.38
  4. Step 4: Simplify right side
    37,007.38x = 1,033,704,186.57
  5. Step 5: Solve for x
    x = 1,033,704,186.57/37,007.38
  6. Step 6: Final answer
    x = 27,932.38

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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.