Home / 28,995.96-43,506.30-12,363.84

Finding the Fourth Proportional to 28,995.96, 43,506.30 and 12,363.84

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Solution

The fourth proportional to 28,995.96, 43,506.30 and 12,363.84 is: 18,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995.96 : 43,506.30 = 12,363.84 : x
  2. Step 2: Convert to fraction form
    28,995.96/43,506.30 = 12,363.84/x
  3. Step 3: Cross multiply
    28,995.96x = 43,506.30 × 12,363.84
  4. Step 4: Simplify right side
    28,995.96x = 537,904,932.19
  5. Step 5: Solve for x
    x = 537,904,932.19/28,995.96
  6. Step 6: Final answer
    x = 18,551.03

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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.