Home / 48,812.20-73,190.95-19,222.09

Finding the Fourth Proportional to 48,812.20, 73,190.95 and 19,222.09

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Solution

The fourth proportional to 48,812.20, 73,190.95 and 19,222.09 is: 28,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,812.20 : 73,190.95 = 19,222.09 : x
  2. Step 2: Convert to fraction form
    48,812.20/73,190.95 = 19,222.09/x
  3. Step 3: Cross multiply
    48,812.20x = 73,190.95 × 19,222.09
  4. Step 4: Simplify right side
    48,812.20x = 1,406,883,028.09
  5. Step 5: Solve for x
    x = 1,406,883,028.09/48,812.20
  6. Step 6: Final answer
    x = 28,822.36

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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.