Home / 13,160.63-19,741.14-3,926.63

Finding the Fourth Proportional to 13,160.63, 19,741.14 and 3,926.63

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Solution

The fourth proportional to 13,160.63, 19,741.14 and 3,926.63 is: 5,890.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,160.63 : 19,741.14 = 3,926.63 : x
  2. Step 2: Convert to fraction form
    13,160.63/19,741.14 = 3,926.63/x
  3. Step 3: Cross multiply
    13,160.63x = 19,741.14 × 3,926.63
  4. Step 4: Simplify right side
    13,160.63x = 77,516,053.85
  5. Step 5: Solve for x
    x = 77,516,053.85/13,160.63
  6. Step 6: Final answer
    x = 5,890.00

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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.