Home / 19,016.87-26,240.10-11,059.43

Finding the Fourth Proportional to 19,016.87, 26,240.10 and 11,059.43

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Solution

The fourth proportional to 19,016.87, 26,240.10 and 11,059.43 is: 15,260.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.87 : 26,240.10 = 11,059.43 : x
  2. Step 2: Convert to fraction form
    19,016.87/26,240.10 = 11,059.43/x
  3. Step 3: Cross multiply
    19,016.87x = 26,240.10 × 11,059.43
  4. Step 4: Simplify right side
    19,016.87x = 290,200,549.14
  5. Step 5: Solve for x
    x = 290,200,549.14/19,016.87
  6. Step 6: Final answer
    x = 15,260.16

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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.