Home / 48,485.79-72,735.98-17,313.75

Finding the Fourth Proportional to 48,485.79, 72,735.98 and 17,313.75

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Solution

The fourth proportional to 48,485.79, 72,735.98 and 17,313.75 is: 25,973.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,485.79 : 72,735.98 = 17,313.75 : x
  2. Step 2: Convert to fraction form
    48,485.79/72,735.98 = 17,313.75/x
  3. Step 3: Cross multiply
    48,485.79x = 72,735.98 × 17,313.75
  4. Step 4: Simplify right side
    48,485.79x = 1,259,332,487.16
  5. Step 5: Solve for x
    x = 1,259,332,487.16/48,485.79
  6. Step 6: Final answer
    x = 25,973.23

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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.