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Finding the Fourth Proportional to 36,076, 54,092.40 and 14,990.64

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Solution

The fourth proportional to 36,076, 54,092.40 and 14,990.64 is: 22,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,076 : 54,092.40 = 14,990.64 : x
  2. Step 2: Convert to fraction form
    36,076/54,092.40 = 14,990.64/x
  3. Step 3: Cross multiply
    36,076x = 54,092.40 × 14,990.64
  4. Step 4: Simplify right side
    36,076x = 810,879,695.14
  5. Step 5: Solve for x
    x = 810,879,695.14/36,076
  6. Step 6: Final answer
    x = 22,476.98

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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.