Home / 37,661.85-51,973.96-21,747.69

Finding the Fourth Proportional to 37,661.85, 51,973.96 and 21,747.69

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Solution

The fourth proportional to 37,661.85, 51,973.96 and 21,747.69 is: 30,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,661.85 : 51,973.96 = 21,747.69 : x
  2. Step 2: Convert to fraction form
    37,661.85/51,973.96 = 21,747.69/x
  3. Step 3: Cross multiply
    37,661.85x = 51,973.96 × 21,747.69
  4. Step 4: Simplify right side
    37,661.85x = 1,130,313,754.46
  5. Step 5: Solve for x
    x = 1,130,313,754.46/37,661.85
  6. Step 6: Final answer
    x = 30,012.17

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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.