Home / 28,524.60-39,357.63-17,910.36

Finding the Fourth Proportional to 28,524.60, 39,357.63 and 17,910.36

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Solution

The fourth proportional to 28,524.60, 39,357.63 and 17,910.36 is: 24,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.60 : 39,357.63 = 17,910.36 : x
  2. Step 2: Convert to fraction form
    28,524.60/39,357.63 = 17,910.36/x
  3. Step 3: Cross multiply
    28,524.60x = 39,357.63 × 17,910.36
  4. Step 4: Simplify right side
    28,524.60x = 704,909,322.05
  5. Step 5: Solve for x
    x = 704,909,322.05/28,524.60
  6. Step 6: Final answer
    x = 24,712.33

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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.