Home / 55,182.29-82,771.90-17,742.06

Finding the Fourth Proportional to 55,182.29, 82,771.90 and 17,742.06

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Solution

The fourth proportional to 55,182.29, 82,771.90 and 17,742.06 is: 26,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,182.29 : 82,771.90 = 17,742.06 : x
  2. Step 2: Convert to fraction form
    55,182.29/82,771.90 = 17,742.06/x
  3. Step 3: Cross multiply
    55,182.29x = 82,771.90 × 17,742.06
  4. Step 4: Simplify right side
    55,182.29x = 1,468,543,971.76
  5. Step 5: Solve for x
    x = 1,468,543,971.76/55,182.29
  6. Step 6: Final answer
    x = 26,612.60

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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.