Home / 19,517.74-26,937.64-11,968.24

Finding the Fourth Proportional to 19,517.74, 26,937.64 and 11,968.24

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Solution

The fourth proportional to 19,517.74, 26,937.64 and 11,968.24 is: 16,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.74 : 26,937.64 = 11,968.24 : x
  2. Step 2: Convert to fraction form
    19,517.74/26,937.64 = 11,968.24/x
  3. Step 3: Cross multiply
    19,517.74x = 26,937.64 × 11,968.24
  4. Step 4: Simplify right side
    19,517.74x = 322,396,140.55
  5. Step 5: Solve for x
    x = 322,396,140.55/19,517.74
  6. Step 6: Final answer
    x = 16,518.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.