Home / 35,299.26-48,719.88-21,876.48

Finding the Fourth Proportional to 35,299.26, 48,719.88 and 21,876.48

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Solution

The fourth proportional to 35,299.26, 48,719.88 and 21,876.48 is: 30,193.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,299.26 : 48,719.88 = 21,876.48 : x
  2. Step 2: Convert to fraction form
    35,299.26/48,719.88 = 21,876.48/x
  3. Step 3: Cross multiply
    35,299.26x = 48,719.88 × 21,876.48
  4. Step 4: Simplify right side
    35,299.26x = 1,065,819,480.42
  5. Step 5: Solve for x
    x = 1,065,819,480.42/35,299.26
  6. Step 6: Final answer
    x = 30,193.82

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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.