Home / 37,664.37-51,976.36-21,748.47

Finding the Fourth Proportional to 37,664.37, 51,976.36 and 21,748.47

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Solution

The fourth proportional to 37,664.37, 51,976.36 and 21,748.47 is: 30,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,664.37 : 51,976.36 = 21,748.47 : x
  2. Step 2: Convert to fraction form
    37,664.37/51,976.36 = 21,748.47/x
  3. Step 3: Cross multiply
    37,664.37x = 51,976.36 × 21,748.47
  4. Step 4: Simplify right side
    37,664.37x = 1,130,406,306.17
  5. Step 5: Solve for x
    x = 1,130,406,306.17/37,664.37
  6. Step 6: Final answer
    x = 30,012.62

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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.