Home / 48,622.14-72,945.51-13,561.77

Finding the Fourth Proportional to 48,622.14, 72,945.51 and 13,561.77

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Solution

The fourth proportional to 48,622.14, 72,945.51 and 13,561.77 is: 20,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622.14 : 72,945.51 = 13,561.77 : x
  2. Step 2: Convert to fraction form
    48,622.14/72,945.51 = 13,561.77/x
  3. Step 3: Cross multiply
    48,622.14x = 72,945.51 × 13,561.77
  4. Step 4: Simplify right side
    48,622.14x = 989,270,229.15
  5. Step 5: Solve for x
    x = 989,270,229.15/48,622.14
  6. Step 6: Final answer
    x = 20,346.09

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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.