Home / 37,343.79-51,533.48-20,348.48

Finding the Fourth Proportional to 37,343.79, 51,533.48 and 20,348.48

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Solution

The fourth proportional to 37,343.79, 51,533.48 and 20,348.48 is: 28,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,343.79 : 51,533.48 = 20,348.48 : x
  2. Step 2: Convert to fraction form
    37,343.79/51,533.48 = 20,348.48/x
  3. Step 3: Cross multiply
    37,343.79x = 51,533.48 × 20,348.48
  4. Step 4: Simplify right side
    37,343.79x = 1,048,628,166.82
  5. Step 5: Solve for x
    x = 1,048,628,166.82/37,343.79
  6. Step 6: Final answer
    x = 28,080.39

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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.