Home / 15,607.82-23,409.99-3,921.07

Finding the Fourth Proportional to 15,607.82, 23,409.99 and 3,921.07

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Solution

The fourth proportional to 15,607.82, 23,409.99 and 3,921.07 is: 5,881.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.82 : 23,409.99 = 3,921.07 : x
  2. Step 2: Convert to fraction form
    15,607.82/23,409.99 = 3,921.07/x
  3. Step 3: Cross multiply
    15,607.82x = 23,409.99 × 3,921.07
  4. Step 4: Simplify right side
    15,607.82x = 91,792,209.49
  5. Step 5: Solve for x
    x = 91,792,209.49/15,607.82
  6. Step 6: Final answer
    x = 5,881.17

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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.