Home / 13,310.98-19,948.72-6,292.86

Finding the Fourth Proportional to 13,310.98, 19,948.72 and 6,292.86

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Solution

The fourth proportional to 13,310.98, 19,948.72 and 6,292.86 is: 9,430.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310.98 : 19,948.72 = 6,292.86 : x
  2. Step 2: Convert to fraction form
    13,310.98/19,948.72 = 6,292.86/x
  3. Step 3: Cross multiply
    13,310.98x = 19,948.72 × 6,292.86
  4. Step 4: Simplify right side
    13,310.98x = 125,534,502.14
  5. Step 5: Solve for x
    x = 125,534,502.14/13,310.98
  6. Step 6: Final answer
    x = 9,430.90

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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.