Home / 14,788.62-20,403.44-10,540.36

Finding the Fourth Proportional to 14,788.62, 20,403.44 and 10,540.36

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Solution

The fourth proportional to 14,788.62, 20,403.44 and 10,540.36 is: 14,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788.62 : 20,403.44 = 10,540.36 : x
  2. Step 2: Convert to fraction form
    14,788.62/20,403.44 = 10,540.36/x
  3. Step 3: Cross multiply
    14,788.62x = 20,403.44 × 10,540.36
  4. Step 4: Simplify right side
    14,788.62x = 215,059,602.84
  5. Step 5: Solve for x
    x = 215,059,602.84/14,788.62
  6. Step 6: Final answer
    x = 14,542.24

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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.