Home / 35,399.73-53,074.92-15,667.50

Finding the Fourth Proportional to 35,399.73, 53,074.92 and 15,667.50

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Solution

The fourth proportional to 35,399.73, 53,074.92 and 15,667.50 is: 23,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,399.73 : 53,074.92 = 15,667.50 : x
  2. Step 2: Convert to fraction form
    35,399.73/53,074.92 = 15,667.50/x
  3. Step 3: Cross multiply
    35,399.73x = 53,074.92 × 15,667.50
  4. Step 4: Simplify right side
    35,399.73x = 831,551,309.10
  5. Step 5: Solve for x
    x = 831,551,309.10/35,399.73
  6. Step 6: Final answer
    x = 23,490.33

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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.