Home / 55,164.46-82,759.68-15,722.14

Finding the Fourth Proportional to 55,164.46, 82,759.68 and 15,722.14

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Solution

The fourth proportional to 55,164.46, 82,759.68 and 15,722.14 is: 23,586.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164.46 : 82,759.68 = 15,722.14 : x
  2. Step 2: Convert to fraction form
    55,164.46/82,759.68 = 15,722.14/x
  3. Step 3: Cross multiply
    55,164.46x = 82,759.68 × 15,722.14
  4. Step 4: Simplify right side
    55,164.46x = 1,301,159,275.32
  5. Step 5: Solve for x
    x = 1,301,159,275.32/55,164.46
  6. Step 6: Final answer
    x = 23,586.91

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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.