Home / 10,431.51-14,396.67-5,955.90

Finding the Fourth Proportional to 10,431.51, 14,396.67 and 5,955.90

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Solution

The fourth proportional to 10,431.51, 14,396.67 and 5,955.90 is: 8,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.51 : 14,396.67 = 5,955.90 : x
  2. Step 2: Convert to fraction form
    10,431.51/14,396.67 = 5,955.90/x
  3. Step 3: Cross multiply
    10,431.51x = 14,396.67 × 5,955.90
  4. Step 4: Simplify right side
    10,431.51x = 85,745,126.85
  5. Step 5: Solve for x
    x = 85,745,126.85/10,431.51
  6. Step 6: Final answer
    x = 8,219.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.