Home / 27,106.56-40,659.84-11,513.28

Finding the Fourth Proportional to 27,106.56, 40,659.84 and 11,513.28

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Solution

The fourth proportional to 27,106.56, 40,659.84 and 11,513.28 is: 17,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,106.56 : 40,659.84 = 11,513.28 : x
  2. Step 2: Convert to fraction form
    27,106.56/40,659.84 = 11,513.28/x
  3. Step 3: Cross multiply
    27,106.56x = 40,659.84 × 11,513.28
  4. Step 4: Simplify right side
    27,106.56x = 468,128,122.68
  5. Step 5: Solve for x
    x = 468,128,122.68/27,106.56
  6. Step 6: Final answer
    x = 17,269.92

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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.