Home / 55,165.46-82,761.18-15,723.14

Finding the Fourth Proportional to 55,165.46, 82,761.18 and 15,723.14

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Solution

The fourth proportional to 55,165.46, 82,761.18 and 15,723.14 is: 23,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,165.46 : 82,761.18 = 15,723.14 : x
  2. Step 2: Convert to fraction form
    55,165.46/82,761.18 = 15,723.14/x
  3. Step 3: Cross multiply
    55,165.46x = 82,761.18 × 15,723.14
  4. Step 4: Simplify right side
    55,165.46x = 1,301,265,619.71
  5. Step 5: Solve for x
    x = 1,301,265,619.71/55,165.46
  6. Step 6: Final answer
    x = 23,588.41

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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.