Home / 51,982.41-77,959.77-14,540.16

Finding the Fourth Proportional to 51,982.41, 77,959.77 and 14,540.16

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Solution

The fourth proportional to 51,982.41, 77,959.77 and 14,540.16 is: 21,806.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.41 : 77,959.77 = 14,540.16 : x
  2. Step 2: Convert to fraction form
    51,982.41/77,959.77 = 14,540.16/x
  3. Step 3: Cross multiply
    51,982.41x = 77,959.77 × 14,540.16
  4. Step 4: Simplify right side
    51,982.41x = 1,133,547,139.56
  5. Step 5: Solve for x
    x = 1,133,547,139.56/51,982.41
  6. Step 6: Final answer
    x = 21,806.36

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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.