Home / 26,675.76-40,015.70-7,954.37

Finding the Fourth Proportional to 26,675.76, 40,015.70 and 7,954.37

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Solution

The fourth proportional to 26,675.76, 40,015.70 and 7,954.37 is: 11,932.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.76 : 40,015.70 = 7,954.37 : x
  2. Step 2: Convert to fraction form
    26,675.76/40,015.70 = 7,954.37/x
  3. Step 3: Cross multiply
    26,675.76x = 40,015.70 × 7,954.37
  4. Step 4: Simplify right side
    26,675.76x = 318,299,443.76
  5. Step 5: Solve for x
    x = 318,299,443.76/26,675.76
  6. Step 6: Final answer
    x = 11,932.16

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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.