Home / 35,134.76-48,462.10-21,516.44

Finding the Fourth Proportional to 35,134.76, 48,462.10 and 21,516.44

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Solution

The fourth proportional to 35,134.76, 48,462.10 and 21,516.44 is: 29,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,134.76 : 48,462.10 = 21,516.44 : x
  2. Step 2: Convert to fraction form
    35,134.76/48,462.10 = 21,516.44/x
  3. Step 3: Cross multiply
    35,134.76x = 48,462.10 × 21,516.44
  4. Step 4: Simplify right side
    35,134.76x = 1,042,731,570.82
  5. Step 5: Solve for x
    x = 1,042,731,570.82/35,134.76
  6. Step 6: Final answer
    x = 29,678.06

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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.