Home / 22,410.74-30,914-14,012.66

Finding the Fourth Proportional to 22,410.74, 30,914 and 14,012.66

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Solution

The fourth proportional to 22,410.74, 30,914 and 14,012.66 is: 19,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410.74 : 30,914 = 14,012.66 : x
  2. Step 2: Convert to fraction form
    22,410.74/30,914 = 14,012.66/x
  3. Step 3: Cross multiply
    22,410.74x = 30,914 × 14,012.66
  4. Step 4: Simplify right side
    22,410.74x = 433,187,371.24
  5. Step 5: Solve for x
    x = 433,187,371.24/22,410.74
  6. Step 6: Final answer
    x = 19,329.45

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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.