Home / 16,638.31-24,950.53-6,770.89

Finding the Fourth Proportional to 16,638.31, 24,950.53 and 6,770.89

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Solution

The fourth proportional to 16,638.31, 24,950.53 and 6,770.89 is: 10,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.31 : 24,950.53 = 6,770.89 : x
  2. Step 2: Convert to fraction form
    16,638.31/24,950.53 = 6,770.89/x
  3. Step 3: Cross multiply
    16,638.31x = 24,950.53 × 6,770.89
  4. Step 4: Simplify right side
    16,638.31x = 168,937,135.46
  5. Step 5: Solve for x
    x = 168,937,135.46/16,638.31
  6. Step 6: Final answer
    x = 10,153.51

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1.5x scale

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.