Home / 28,994.31-43,492.41-10,271.79

Finding the Fourth Proportional to 28,994.31, 43,492.41 and 10,271.79

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Solution

The fourth proportional to 28,994.31, 43,492.41 and 10,271.79 is: 15,408.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994.31 : 43,492.41 = 10,271.79 : x
  2. Step 2: Convert to fraction form
    28,994.31/43,492.41 = 10,271.79/x
  3. Step 3: Cross multiply
    28,994.31x = 43,492.41 × 10,271.79
  4. Step 4: Simplify right side
    28,994.31x = 446,744,902.11
  5. Step 5: Solve for x
    x = 446,744,902.11/28,994.31
  6. Step 6: Final answer
    x = 15,408.02

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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.