Home / 46,021.52-68,948.85-21,082.43

Finding the Fourth Proportional to 46,021.52, 68,948.85 and 21,082.43

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Solution

The fourth proportional to 46,021.52, 68,948.85 and 21,082.43 is: 31,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,021.52 : 68,948.85 = 21,082.43 : x
  2. Step 2: Convert to fraction form
    46,021.52/68,948.85 = 21,082.43/x
  3. Step 3: Cross multiply
    46,021.52x = 68,948.85 × 21,082.43
  4. Step 4: Simplify right side
    46,021.52x = 1,453,609,555.14
  5. Step 5: Solve for x
    x = 1,453,609,555.14/46,021.52
  6. Step 6: Final answer
    x = 31,585.43

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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.