Home / 57,626.29-86,447.54-18,186.58

Finding the Fourth Proportional to 57,626.29, 86,447.54 and 18,186.58

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Solution

The fourth proportional to 57,626.29, 86,447.54 and 18,186.58 is: 27,282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,626.29 : 86,447.54 = 18,186.58 : x
  2. Step 2: Convert to fraction form
    57,626.29/86,447.54 = 18,186.58/x
  3. Step 3: Cross multiply
    57,626.29x = 86,447.54 × 18,186.58
  4. Step 4: Simplify right side
    57,626.29x = 1,572,185,102.01
  5. Step 5: Solve for x
    x = 1,572,185,102.01/57,626.29
  6. Step 6: Final answer
    x = 27,282.43

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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.