Home / 28,873.20-43,277.40-14,827.80

Finding the Fourth Proportional to 28,873.20, 43,277.40 and 14,827.80

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Solution

The fourth proportional to 28,873.20, 43,277.40 and 14,827.80 is: 22,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873.20 : 43,277.40 = 14,827.80 : x
  2. Step 2: Convert to fraction form
    28,873.20/43,277.40 = 14,827.80/x
  3. Step 3: Cross multiply
    28,873.20x = 43,277.40 × 14,827.80
  4. Step 4: Simplify right side
    28,873.20x = 641,708,631.72
  5. Step 5: Solve for x
    x = 641,708,631.72/28,873.20
  6. Step 6: Final answer
    x = 22,225.06

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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.