Home / 55,134.14-82,704.33-15,688.13

Finding the Fourth Proportional to 55,134.14, 82,704.33 and 15,688.13

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Solution

The fourth proportional to 55,134.14, 82,704.33 and 15,688.13 is: 23,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.14 : 82,704.33 = 15,688.13 : x
  2. Step 2: Convert to fraction form
    55,134.14/82,704.33 = 15,688.13/x
  3. Step 3: Cross multiply
    55,134.14x = 82,704.33 × 15,688.13
  4. Step 4: Simplify right side
    55,134.14x = 1,297,475,867.08
  5. Step 5: Solve for x
    x = 1,297,475,867.08/55,134.14
  6. Step 6: Final answer
    x = 23,533.08

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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.