Home / 10,927.62-16,389.81-4,000.50

Finding the Fourth Proportional to 10,927.62, 16,389.81 and 4,000.50

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Solution

The fourth proportional to 10,927.62, 16,389.81 and 4,000.50 is: 6,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.62 : 16,389.81 = 4,000.50 : x
  2. Step 2: Convert to fraction form
    10,927.62/16,389.81 = 4,000.50/x
  3. Step 3: Cross multiply
    10,927.62x = 16,389.81 × 4,000.50
  4. Step 4: Simplify right side
    10,927.62x = 65,567,434.91
  5. Step 5: Solve for x
    x = 65,567,434.91/10,927.62
  6. Step 6: Final answer
    x = 6,000.16

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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.