Home / 35,845.61-49,469.54-21,506.06

Finding the Fourth Proportional to 35,845.61, 49,469.54 and 21,506.06

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Solution

The fourth proportional to 35,845.61, 49,469.54 and 21,506.06 is: 29,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,845.61 : 49,469.54 = 21,506.06 : x
  2. Step 2: Convert to fraction form
    35,845.61/49,469.54 = 21,506.06/x
  3. Step 3: Cross multiply
    35,845.61x = 49,469.54 × 21,506.06
  4. Step 4: Simplify right side
    35,845.61x = 1,063,894,633.29
  5. Step 5: Solve for x
    x = 1,063,894,633.29/35,845.61
  6. Step 6: Final answer
    x = 29,679.92

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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.