Home / 48,357.72-72,513.24-20,270.23

Finding the Fourth Proportional to 48,357.72, 72,513.24 and 20,270.23

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Solution

The fourth proportional to 48,357.72, 72,513.24 and 20,270.23 is: 30,395.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,357.72 : 72,513.24 = 20,270.23 : x
  2. Step 2: Convert to fraction form
    48,357.72/72,513.24 = 20,270.23/x
  3. Step 3: Cross multiply
    48,357.72x = 72,513.24 × 20,270.23
  4. Step 4: Simplify right side
    48,357.72x = 1,469,859,690.28
  5. Step 5: Solve for x
    x = 1,469,859,690.28/48,357.72
  6. Step 6: Final answer
    x = 30,395.56

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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.