Home / 55,669.48-83,509.38-18,229.84

Finding the Fourth Proportional to 55,669.48, 83,509.38 and 18,229.84

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Solution

The fourth proportional to 55,669.48, 83,509.38 and 18,229.84 is: 27,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,669.48 : 83,509.38 = 18,229.84 : x
  2. Step 2: Convert to fraction form
    55,669.48/83,509.38 = 18,229.84/x
  3. Step 3: Cross multiply
    55,669.48x = 83,509.38 × 18,229.84
  4. Step 4: Simplify right side
    55,669.48x = 1,522,362,635.90
  5. Step 5: Solve for x
    x = 1,522,362,635.90/55,669.48
  6. Step 6: Final answer
    x = 27,346.45

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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.