Home / 28,757.48-43,140.47-14,725.44

Finding the Fourth Proportional to 28,757.48, 43,140.47 and 14,725.44

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Solution

The fourth proportional to 28,757.48, 43,140.47 and 14,725.44 is: 22,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,757.48 : 43,140.47 = 14,725.44 : x
  2. Step 2: Convert to fraction form
    28,757.48/43,140.47 = 14,725.44/x
  3. Step 3: Cross multiply
    28,757.48x = 43,140.47 × 14,725.44
  4. Step 4: Simplify right side
    28,757.48x = 635,262,328.93
  5. Step 5: Solve for x
    x = 635,262,328.93/28,757.48
  6. Step 6: Final answer
    x = 22,090.34

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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.