Home / 34,516.42-51,758.22-19,721.36

Finding the Fourth Proportional to 34,516.42, 51,758.22 and 19,721.36

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Solution

The fourth proportional to 34,516.42, 51,758.22 and 19,721.36 is: 29,572.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,516.42 : 51,758.22 = 19,721.36 : x
  2. Step 2: Convert to fraction form
    34,516.42/51,758.22 = 19,721.36/x
  3. Step 3: Cross multiply
    34,516.42x = 51,758.22 × 19,721.36
  4. Step 4: Simplify right side
    34,516.42x = 1,020,742,489.58
  5. Step 5: Solve for x
    x = 1,020,742,489.58/34,516.42
  6. Step 6: Final answer
    x = 29,572.66

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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.