Home / 26,271.73-39,355.75-19,705.33

Finding the Fourth Proportional to 26,271.73, 39,355.75 and 19,705.33

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Solution

The fourth proportional to 26,271.73, 39,355.75 and 19,705.33 is: 29,519.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.73 : 39,355.75 = 19,705.33 : x
  2. Step 2: Convert to fraction form
    26,271.73/39,355.75 = 19,705.33/x
  3. Step 3: Cross multiply
    26,271.73x = 39,355.75 × 19,705.33
  4. Step 4: Simplify right side
    26,271.73x = 775,518,041.15
  5. Step 5: Solve for x
    x = 775,518,041.15/26,271.73
  6. Step 6: Final answer
    x = 29,519.11

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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.