Home / 37,740.63-56,607.31-11,445.60

Finding the Fourth Proportional to 37,740.63, 56,607.31 and 11,445.60

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Solution

The fourth proportional to 37,740.63, 56,607.31 and 11,445.60 is: 17,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,740.63 : 56,607.31 = 11,445.60 : x
  2. Step 2: Convert to fraction form
    37,740.63/56,607.31 = 11,445.60/x
  3. Step 3: Cross multiply
    37,740.63x = 56,607.31 × 11,445.60
  4. Step 4: Simplify right side
    37,740.63x = 647,904,789.54
  5. Step 5: Solve for x
    x = 647,904,789.54/37,740.63
  6. Step 6: Final answer
    x = 17,167.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.