Home / 10,950.12-16,423.56-4,023

Finding the Fourth Proportional to 10,950.12, 16,423.56 and 4,023

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Solution

The fourth proportional to 10,950.12, 16,423.56 and 4,023 is: 6,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.12 : 16,423.56 = 4,023 : x
  2. Step 2: Convert to fraction form
    10,950.12/16,423.56 = 4,023/x
  3. Step 3: Cross multiply
    10,950.12x = 16,423.56 × 4,023
  4. Step 4: Simplify right side
    10,950.12x = 66,071,981.88
  5. Step 5: Solve for x
    x = 66,071,981.88/10,950.12
  6. Step 6: Final answer
    x = 6,033.90

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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.