Home / 26,544.11-39,812.31-7,820.35

Finding the Fourth Proportional to 26,544.11, 39,812.31 and 7,820.35

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Solution

The fourth proportional to 26,544.11, 39,812.31 and 7,820.35 is: 11,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,544.11 : 39,812.31 = 7,820.35 : x
  2. Step 2: Convert to fraction form
    26,544.11/39,812.31 = 7,820.35/x
  3. Step 3: Cross multiply
    26,544.11x = 39,812.31 × 7,820.35
  4. Step 4: Simplify right side
    26,544.11x = 311,346,098.98
  5. Step 5: Solve for x
    x = 311,346,098.98/26,544.11
  6. Step 6: Final answer
    x = 11,729.39

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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.