Home / 26,677.76-40,016.48-10,889.28

Finding the Fourth Proportional to 26,677.76, 40,016.48 and 10,889.28

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Solution

The fourth proportional to 26,677.76, 40,016.48 and 10,889.28 is: 16,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,677.76 : 40,016.48 = 10,889.28 : x
  2. Step 2: Convert to fraction form
    26,677.76/40,016.48 = 10,889.28/x
  3. Step 3: Cross multiply
    26,677.76x = 40,016.48 × 10,889.28
  4. Step 4: Simplify right side
    26,677.76x = 435,750,655.33
  5. Step 5: Solve for x
    x = 435,750,655.33/26,677.76
  6. Step 6: Final answer
    x = 16,333.85

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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.