Home / 15,729.54-23,583.36-6,959.66

Finding the Fourth Proportional to 15,729.54, 23,583.36 and 6,959.66

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Solution

The fourth proportional to 15,729.54, 23,583.36 and 6,959.66 is: 10,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,729.54 : 23,583.36 = 6,959.66 : x
  2. Step 2: Convert to fraction form
    15,729.54/23,583.36 = 6,959.66/x
  3. Step 3: Cross multiply
    15,729.54x = 23,583.36 × 6,959.66
  4. Step 4: Simplify right side
    15,729.54x = 164,132,167.26
  5. Step 5: Solve for x
    x = 164,132,167.26/15,729.54
  6. Step 6: Final answer
    x = 10,434.65

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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.