Home / 21,095.94-29,105.82-14,023.56

Finding the Fourth Proportional to 21,095.94, 29,105.82 and 14,023.56

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Solution

The fourth proportional to 21,095.94, 29,105.82 and 14,023.56 is: 19,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,095.94 : 29,105.82 = 14,023.56 : x
  2. Step 2: Convert to fraction form
    21,095.94/29,105.82 = 14,023.56/x
  3. Step 3: Cross multiply
    21,095.94x = 29,105.82 × 14,023.56
  4. Step 4: Simplify right side
    21,095.94x = 408,167,213.12
  5. Step 5: Solve for x
    x = 408,167,213.12/21,095.94
  6. Step 6: Final answer
    x = 19,348.14

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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.