Home / 19,266.66-26,578.14-12,563.52

Finding the Fourth Proportional to 19,266.66, 26,578.14 and 12,563.52

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Solution

The fourth proportional to 19,266.66, 26,578.14 and 12,563.52 is: 17,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.66 : 26,578.14 = 12,563.52 : x
  2. Step 2: Convert to fraction form
    19,266.66/26,578.14 = 12,563.52/x
  3. Step 3: Cross multiply
    19,266.66x = 26,578.14 × 12,563.52
  4. Step 4: Simplify right side
    19,266.66x = 333,914,993.45
  5. Step 5: Solve for x
    x = 333,914,993.45/19,266.66
  6. Step 6: Final answer
    x = 17,331.23

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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.