Home / 51,640.38-77,452.47-14,203.26

Finding the Fourth Proportional to 51,640.38, 77,452.47 and 14,203.26

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Solution

The fourth proportional to 51,640.38, 77,452.47 and 14,203.26 is: 21,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,640.38 : 77,452.47 = 14,203.26 : x
  2. Step 2: Convert to fraction form
    51,640.38/77,452.47 = 14,203.26/x
  3. Step 3: Cross multiply
    51,640.38x = 77,452.47 × 14,203.26
  4. Step 4: Simplify right side
    51,640.38x = 1,100,077,569.05
  5. Step 5: Solve for x
    x = 1,100,077,569.05/51,640.38
  6. Step 6: Final answer
    x = 21,302.66

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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.