Home / 26,084.75-39,039.64-21,404.57

Finding the Fourth Proportional to 26,084.75, 39,039.64 and 21,404.57

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Solution

The fourth proportional to 26,084.75, 39,039.64 and 21,404.57 is: 32,035.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,084.75 : 39,039.64 = 21,404.57 : x
  2. Step 2: Convert to fraction form
    26,084.75/39,039.64 = 21,404.57/x
  3. Step 3: Cross multiply
    26,084.75x = 39,039.64 × 21,404.57
  4. Step 4: Simplify right side
    26,084.75x = 835,626,458.45
  5. Step 5: Solve for x
    x = 835,626,458.45/26,084.75
  6. Step 6: Final answer
    x = 32,035.06

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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.