Home / 13,970.97-20,956.02-4,110.43

Finding the Fourth Proportional to 13,970.97, 20,956.02 and 4,110.43

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Solution

The fourth proportional to 13,970.97, 20,956.02 and 4,110.43 is: 6,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970.97 : 20,956.02 = 4,110.43 : x
  2. Step 2: Convert to fraction form
    13,970.97/20,956.02 = 4,110.43/x
  3. Step 3: Cross multiply
    13,970.97x = 20,956.02 × 4,110.43
  4. Step 4: Simplify right side
    13,970.97x = 86,138,253.29
  5. Step 5: Solve for x
    x = 86,138,253.29/13,970.97
  6. Step 6: Final answer
    x = 6,165.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.