Home / 18,560.76-25,617.94-14,519.58

Finding the Fourth Proportional to 18,560.76, 25,617.94 and 14,519.58

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Solution

The fourth proportional to 18,560.76, 25,617.94 and 14,519.58 is: 20,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,560.76 : 25,617.94 = 14,519.58 : x
  2. Step 2: Convert to fraction form
    18,560.76/25,617.94 = 14,519.58/x
  3. Step 3: Cross multiply
    18,560.76x = 25,617.94 × 14,519.58
  4. Step 4: Simplify right side
    18,560.76x = 371,961,729.27
  5. Step 5: Solve for x
    x = 371,961,729.27/18,560.76
  6. Step 6: Final answer
    x = 20,040.22

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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.