Home / 55,259.67-82,905.68-17,818.98

Finding the Fourth Proportional to 55,259.67, 82,905.68 and 17,818.98

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Solution

The fourth proportional to 55,259.67, 82,905.68 and 17,818.98 is: 26,733.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,259.67 : 82,905.68 = 17,818.98 : x
  2. Step 2: Convert to fraction form
    55,259.67/82,905.68 = 17,818.98/x
  3. Step 3: Cross multiply
    55,259.67x = 82,905.68 × 17,818.98
  4. Step 4: Simplify right side
    55,259.67x = 1,477,294,771.98
  5. Step 5: Solve for x
    x = 1,477,294,771.98/55,259.67
  6. Step 6: Final answer
    x = 26,733.69

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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.