Home / 27,157.44-40,722.28-11,358.19

Finding the Fourth Proportional to 27,157.44, 40,722.28 and 11,358.19

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Solution

The fourth proportional to 27,157.44, 40,722.28 and 11,358.19 is: 17,031.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,157.44 : 40,722.28 = 11,358.19 : x
  2. Step 2: Convert to fraction form
    27,157.44/40,722.28 = 11,358.19/x
  3. Step 3: Cross multiply
    27,157.44x = 40,722.28 × 11,358.19
  4. Step 4: Simplify right side
    27,157.44x = 462,531,415.98
  5. Step 5: Solve for x
    x = 462,531,415.98/27,157.44
  6. Step 6: Final answer
    x = 17,031.48

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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.