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Finding the Fourth Proportional to 55,174.54, 82,726.20 and 23,605.20

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Solution

The fourth proportional to 55,174.54, 82,726.20 and 23,605.20 is: 35,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,174.54 : 82,726.20 = 23,605.20 : x
  2. Step 2: Convert to fraction form
    55,174.54/82,726.20 = 23,605.20/x
  3. Step 3: Cross multiply
    55,174.54x = 82,726.20 × 23,605.20
  4. Step 4: Simplify right side
    55,174.54x = 1,952,768,496.24
  5. Step 5: Solve for x
    x = 1,952,768,496.24/55,174.54
  6. Step 6: Final answer
    x = 35,392.57

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1.5x scale

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.