Home / 55,166.48-82,762.68-15,724.16

Finding the Fourth Proportional to 55,166.48, 82,762.68 and 15,724.16

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Solution

The fourth proportional to 55,166.48, 82,762.68 and 15,724.16 is: 23,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166.48 : 82,762.68 = 15,724.16 : x
  2. Step 2: Convert to fraction form
    55,166.48/82,762.68 = 15,724.16/x
  3. Step 3: Cross multiply
    55,166.48x = 82,762.68 × 15,724.16
  4. Step 4: Simplify right side
    55,166.48x = 1,301,373,622.35
  5. Step 5: Solve for x
    x = 1,301,373,622.35/55,166.48
  6. Step 6: Final answer
    x = 23,589.93

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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.