Home / 39,714.88-59,573.60-18,940.48

Finding the Fourth Proportional to 39,714.88, 59,573.60 and 18,940.48

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Solution

The fourth proportional to 39,714.88, 59,573.60 and 18,940.48 is: 28,411.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,714.88 : 59,573.60 = 18,940.48 : x
  2. Step 2: Convert to fraction form
    39,714.88/59,573.60 = 18,940.48/x
  3. Step 3: Cross multiply
    39,714.88x = 59,573.60 × 18,940.48
  4. Step 4: Simplify right side
    39,714.88x = 1,128,352,579.33
  5. Step 5: Solve for x
    x = 1,128,352,579.33/39,714.88
  6. Step 6: Final answer
    x = 28,411.33

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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.