Home / 13,156.20-19,733.67-4,835.58

Finding the Fourth Proportional to 13,156.20, 19,733.67 and 4,835.58

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Solution

The fourth proportional to 13,156.20, 19,733.67 and 4,835.58 is: 7,253.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156.20 : 19,733.67 = 4,835.58 : x
  2. Step 2: Convert to fraction form
    13,156.20/19,733.67 = 4,835.58/x
  3. Step 3: Cross multiply
    13,156.20x = 19,733.67 × 4,835.58
  4. Step 4: Simplify right side
    13,156.20x = 95,423,739.98
  5. Step 5: Solve for x
    x = 95,423,739.98/13,156.20
  6. Step 6: Final answer
    x = 7,253.14

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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.