Home / 46,167.57-69,195.31-21,172.89

Finding the Fourth Proportional to 46,167.57, 69,195.31 and 21,172.89

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Solution

The fourth proportional to 46,167.57, 69,195.31 and 21,172.89 is: 31,733.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,167.57 : 69,195.31 = 21,172.89 : x
  2. Step 2: Convert to fraction form
    46,167.57/69,195.31 = 21,172.89/x
  3. Step 3: Cross multiply
    46,167.57x = 69,195.31 × 21,172.89
  4. Step 4: Simplify right side
    46,167.57x = 1,465,065,012.79
  5. Step 5: Solve for x
    x = 1,465,065,012.79/46,167.57
  6. Step 6: Final answer
    x = 31,733.64

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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.