Home / 28,703.34-43,057.50-7,926.84

Finding the Fourth Proportional to 28,703.34, 43,057.50 and 7,926.84

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Solution

The fourth proportional to 28,703.34, 43,057.50 and 7,926.84 is: 11,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,703.34 : 43,057.50 = 7,926.84 : x
  2. Step 2: Convert to fraction form
    28,703.34/43,057.50 = 7,926.84/x
  3. Step 3: Cross multiply
    28,703.34x = 43,057.50 × 7,926.84
  4. Step 4: Simplify right side
    28,703.34x = 341,309,913.30
  5. Step 5: Solve for x
    x = 341,309,913.30/28,703.34
  6. Step 6: Final answer
    x = 11,890.95

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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.