Home / 53,683.85-74,082.24-29,809.91

Finding the Fourth Proportional to 53,683.85, 74,082.24 and 29,809.91

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Solution

The fourth proportional to 53,683.85, 74,082.24 and 29,809.91 is: 41,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.85 : 74,082.24 = 29,809.91 : x
  2. Step 2: Convert to fraction form
    53,683.85/74,082.24 = 29,809.91/x
  3. Step 3: Cross multiply
    53,683.85x = 74,082.24 × 29,809.91
  4. Step 4: Simplify right side
    53,683.85x = 2,208,384,536.59
  5. Step 5: Solve for x
    x = 2,208,384,536.59/53,683.85
  6. Step 6: Final answer
    x = 41,136.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.