Home / 34,516.81-51,692.17-19,680.74

Finding the Fourth Proportional to 34,516.81, 51,692.17 and 19,680.74

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Solution

The fourth proportional to 34,516.81, 51,692.17 and 19,680.74 is: 29,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,516.81 : 51,692.17 = 19,680.74 : x
  2. Step 2: Convert to fraction form
    34,516.81/51,692.17 = 19,680.74/x
  3. Step 3: Cross multiply
    34,516.81x = 51,692.17 × 19,680.74
  4. Step 4: Simplify right side
    34,516.81x = 1,017,340,237.83
  5. Step 5: Solve for x
    x = 1,017,340,237.83/34,516.81
  6. Step 6: Final answer
    x = 29,473.77

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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.