Home / 14,373.38-21,559.97-3,985.13

Finding the Fourth Proportional to 14,373.38, 21,559.97 and 3,985.13

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Solution

The fourth proportional to 14,373.38, 21,559.97 and 3,985.13 is: 5,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373.38 : 21,559.97 = 3,985.13 : x
  2. Step 2: Convert to fraction form
    14,373.38/21,559.97 = 3,985.13/x
  3. Step 3: Cross multiply
    14,373.38x = 21,559.97 × 3,985.13
  4. Step 4: Simplify right side
    14,373.38x = 85,919,347.11
  5. Step 5: Solve for x
    x = 85,919,347.11/14,373.38
  6. Step 6: Final answer
    x = 5,977.67

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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.