Home / 26,928.28-40,394.06-11,347.16

Finding the Fourth Proportional to 26,928.28, 40,394.06 and 11,347.16

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Solution

The fourth proportional to 26,928.28, 40,394.06 and 11,347.16 is: 17,021.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.28 : 40,394.06 = 11,347.16 : x
  2. Step 2: Convert to fraction form
    26,928.28/40,394.06 = 11,347.16/x
  3. Step 3: Cross multiply
    26,928.28x = 40,394.06 × 11,347.16
  4. Step 4: Simplify right side
    26,928.28x = 458,357,861.87
  5. Step 5: Solve for x
    x = 458,357,861.87/26,928.28
  6. Step 6: Final answer
    x = 17,021.43

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1.5x scale

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.