Home / 28,582.83-39,444.86-17,109.56

Finding the Fourth Proportional to 28,582.83, 39,444.86 and 17,109.56

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Solution

The fourth proportional to 28,582.83, 39,444.86 and 17,109.56 is: 23,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,582.83 : 39,444.86 = 17,109.56 : x
  2. Step 2: Convert to fraction form
    28,582.83/39,444.86 = 17,109.56/x
  3. Step 3: Cross multiply
    28,582.83x = 39,444.86 × 17,109.56
  4. Step 4: Simplify right side
    28,582.83x = 674,884,198.86
  5. Step 5: Solve for x
    x = 674,884,198.86/28,582.83
  6. Step 6: Final answer
    x = 23,611.52

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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.