Home / 14,578.74-21,754.38-13,007.96

Finding the Fourth Proportional to 14,578.74, 21,754.38 and 13,007.96

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Solution

The fourth proportional to 14,578.74, 21,754.38 and 13,007.96 is: 19,410.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,578.74 : 21,754.38 = 13,007.96 : x
  2. Step 2: Convert to fraction form
    14,578.74/21,754.38 = 13,007.96/x
  3. Step 3: Cross multiply
    14,578.74x = 21,754.38 × 13,007.96
  4. Step 4: Simplify right side
    14,578.74x = 282,979,996.09
  5. Step 5: Solve for x
    x = 282,979,996.09/14,578.74
  6. Step 6: Final answer
    x = 19,410.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.