Home / 19,124.60-28,654.54-11,713.59

Finding the Fourth Proportional to 19,124.60, 28,654.54 and 11,713.59

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Solution

The fourth proportional to 19,124.60, 28,654.54 and 11,713.59 is: 17,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.60 : 28,654.54 = 11,713.59 : x
  2. Step 2: Convert to fraction form
    19,124.60/28,654.54 = 11,713.59/x
  3. Step 3: Cross multiply
    19,124.60x = 28,654.54 × 11,713.59
  4. Step 4: Simplify right side
    19,124.60x = 335,647,503.91
  5. Step 5: Solve for x
    x = 335,647,503.91/19,124.60
  6. Step 6: Final answer
    x = 17,550.57

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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.