Home / 15,682.41-23,636.34-13,517.28

Finding the Fourth Proportional to 15,682.41, 23,636.34 and 13,517.28

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Solution

The fourth proportional to 15,682.41, 23,636.34 and 13,517.28 is: 20,373.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,682.41 : 23,636.34 = 13,517.28 : x
  2. Step 2: Convert to fraction form
    15,682.41/23,636.34 = 13,517.28/x
  3. Step 3: Cross multiply
    15,682.41x = 23,636.34 × 13,517.28
  4. Step 4: Simplify right side
    15,682.41x = 319,499,025.96
  5. Step 5: Solve for x
    x = 319,499,025.96/15,682.41
  6. Step 6: Final answer
    x = 20,373.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.