Home / 28,842.96-39,803.22-16,267.62

Finding the Fourth Proportional to 28,842.96, 39,803.22 and 16,267.62

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Solution

The fourth proportional to 28,842.96, 39,803.22 and 16,267.62 is: 22,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,842.96 : 39,803.22 = 16,267.62 : x
  2. Step 2: Convert to fraction form
    28,842.96/39,803.22 = 16,267.62/x
  3. Step 3: Cross multiply
    28,842.96x = 39,803.22 × 16,267.62
  4. Step 4: Simplify right side
    28,842.96x = 647,503,657.74
  5. Step 5: Solve for x
    x = 647,503,657.74/28,842.96
  6. Step 6: Final answer
    x = 22,449.28

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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.