Home / 48,259.44-72,387.27-20,172.24

Finding the Fourth Proportional to 48,259.44, 72,387.27 and 20,172.24

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Solution

The fourth proportional to 48,259.44, 72,387.27 and 20,172.24 is: 30,257.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,259.44 : 72,387.27 = 20,172.24 : x
  2. Step 2: Convert to fraction form
    48,259.44/72,387.27 = 20,172.24/x
  3. Step 3: Cross multiply
    48,259.44x = 72,387.27 × 20,172.24
  4. Step 4: Simplify right side
    48,259.44x = 1,460,213,383.38
  5. Step 5: Solve for x
    x = 1,460,213,383.38/48,259.44
  6. Step 6: Final answer
    x = 30,257.57

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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.