Home / 21,098.94-29,109.96-14,026.56

Finding the Fourth Proportional to 21,098.94, 29,109.96 and 14,026.56

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Solution

The fourth proportional to 21,098.94, 29,109.96 and 14,026.56 is: 19,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,098.94 : 29,109.96 = 14,026.56 : x
  2. Step 2: Convert to fraction form
    21,098.94/29,109.96 = 14,026.56/x
  3. Step 3: Cross multiply
    21,098.94x = 29,109.96 × 14,026.56
  4. Step 4: Simplify right side
    21,098.94x = 408,312,600.54
  5. Step 5: Solve for x
    x = 408,312,600.54/21,098.94
  6. Step 6: Final answer
    x = 19,352.28

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1.5x scale

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.