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Finding the Fourth Proportional to 55,064.57, 82,602.86 and 17,615.84

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Solution

The fourth proportional to 55,064.57, 82,602.86 and 17,615.84 is: 26,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,064.57 : 82,602.86 = 17,615.84 : x
  2. Step 2: Convert to fraction form
    55,064.57/82,602.86 = 17,615.84/x
  3. Step 3: Cross multiply
    55,064.57x = 82,602.86 × 17,615.84
  4. Step 4: Simplify right side
    55,064.57x = 1,455,119,015.85
  5. Step 5: Solve for x
    x = 1,455,119,015.85/55,064.57
  6. Step 6: Final answer
    x = 26,425.68

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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.