Home / 37,270.44-51,434.14-20,275.64

Finding the Fourth Proportional to 37,270.44, 51,434.14 and 20,275.64

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Solution

The fourth proportional to 37,270.44, 51,434.14 and 20,275.64 is: 27,980.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,270.44 : 51,434.14 = 20,275.64 : x
  2. Step 2: Convert to fraction form
    37,270.44/51,434.14 = 20,275.64/x
  3. Step 3: Cross multiply
    37,270.44x = 51,434.14 × 20,275.64
  4. Step 4: Simplify right side
    37,270.44x = 1,042,859,849.18
  5. Step 5: Solve for x
    x = 1,042,859,849.18/37,270.44
  6. Step 6: Final answer
    x = 27,980.89

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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.