Home / 15,766.13-23,649.33-4,078.64

Finding the Fourth Proportional to 15,766.13, 23,649.33 and 4,078.64

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Solution

The fourth proportional to 15,766.13, 23,649.33 and 4,078.64 is: 6,117.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.13 : 23,649.33 = 4,078.64 : x
  2. Step 2: Convert to fraction form
    15,766.13/23,649.33 = 4,078.64/x
  3. Step 3: Cross multiply
    15,766.13x = 23,649.33 × 4,078.64
  4. Step 4: Simplify right side
    15,766.13x = 96,456,985.06
  5. Step 5: Solve for x
    x = 96,456,985.06/15,766.13
  6. Step 6: Final answer
    x = 6,117.99

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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.