Home / 12,053.10-18,077.38-3,731.87

Finding the Fourth Proportional to 12,053.10, 18,077.38 and 3,731.87

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Solution

The fourth proportional to 12,053.10, 18,077.38 and 3,731.87 is: 5,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053.10 : 18,077.38 = 3,731.87 : x
  2. Step 2: Convert to fraction form
    12,053.10/18,077.38 = 3,731.87/x
  3. Step 3: Cross multiply
    12,053.10x = 18,077.38 × 3,731.87
  4. Step 4: Simplify right side
    12,053.10x = 67,462,467.96
  5. Step 5: Solve for x
    x = 67,462,467.96/12,053.10
  6. Step 6: Final answer
    x = 5,597.10

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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.