Home / 29,726.70-41,021.28-16,977.36

Finding the Fourth Proportional to 29,726.70, 41,021.28 and 16,977.36

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Solution

The fourth proportional to 29,726.70, 41,021.28 and 16,977.36 is: 23,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,726.70 : 41,021.28 = 16,977.36 : x
  2. Step 2: Convert to fraction form
    29,726.70/41,021.28 = 16,977.36/x
  3. Step 3: Cross multiply
    29,726.70x = 41,021.28 × 16,977.36
  4. Step 4: Simplify right side
    29,726.70x = 696,433,140.77
  5. Step 5: Solve for x
    x = 696,433,140.77/29,726.70
  6. Step 6: Final answer
    x = 23,427.86

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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.