Home / 37,271.25-51,435.26-20,276.45

Finding the Fourth Proportional to 37,271.25, 51,435.26 and 20,276.45

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Solution

The fourth proportional to 37,271.25, 51,435.26 and 20,276.45 is: 27,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,271.25 : 51,435.26 = 20,276.45 : x
  2. Step 2: Convert to fraction form
    37,271.25/51,435.26 = 20,276.45/x
  3. Step 3: Cross multiply
    37,271.25x = 51,435.26 × 20,276.45
  4. Step 4: Simplify right side
    37,271.25x = 1,042,924,477.63
  5. Step 5: Solve for x
    x = 1,042,924,477.63/37,271.25
  6. Step 6: Final answer
    x = 27,982.01

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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.