Home / 15,683.34-23,520.69-11,263.98

Finding the Fourth Proportional to 15,683.34, 23,520.69 and 11,263.98

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Solution

The fourth proportional to 15,683.34, 23,520.69 and 11,263.98 is: 16,892.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683.34 : 23,520.69 = 11,263.98 : x
  2. Step 2: Convert to fraction form
    15,683.34/23,520.69 = 11,263.98/x
  3. Step 3: Cross multiply
    15,683.34x = 23,520.69 × 11,263.98
  4. Step 4: Simplify right side
    15,683.34x = 264,936,581.75
  5. Step 5: Solve for x
    x = 264,936,581.75/15,683.34
  6. Step 6: Final answer
    x = 16,892.87

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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.