Home / 53,682.36-74,082.33-29,811.30

Finding the Fourth Proportional to 53,682.36, 74,082.33 and 29,811.30

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Solution

The fourth proportional to 53,682.36, 74,082.33 and 29,811.30 is: 41,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,682.36 : 74,082.33 = 29,811.30 : x
  2. Step 2: Convert to fraction form
    53,682.36/74,082.33 = 29,811.30/x
  3. Step 3: Cross multiply
    53,682.36x = 74,082.33 × 29,811.30
  4. Step 4: Simplify right side
    53,682.36x = 2,208,490,564.33
  5. Step 5: Solve for x
    x = 2,208,490,564.33/53,682.36
  6. Step 6: Final answer
    x = 41,139.97

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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.