Home / 51,513.12-77,257.19-14,073.37

Finding the Fourth Proportional to 51,513.12, 77,257.19 and 14,073.37

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Solution

The fourth proportional to 51,513.12, 77,257.19 and 14,073.37 is: 21,106.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,513.12 : 77,257.19 = 14,073.37 : x
  2. Step 2: Convert to fraction form
    51,513.12/77,257.19 = 14,073.37/x
  3. Step 3: Cross multiply
    51,513.12x = 77,257.19 × 14,073.37
  4. Step 4: Simplify right side
    51,513.12x = 1,087,268,862.07
  5. Step 5: Solve for x
    x = 1,087,268,862.07/51,513.12
  6. Step 6: Final answer
    x = 21,106.64

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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.