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Finding the Fourth Proportional to 43,892, 65,838 and 11,060

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Solution

The fourth proportional to 43,892, 65,838 and 11,060 is: 16,590

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,892 : 65,838 = 11,060 : x
  2. Step 2: Convert to fraction form
    43,892/65,838 = 11,060/x
  3. Step 3: Cross multiply
    43,892x = 65,838 × 11,060
  4. Step 4: Simplify right side
    43,892x = 728,168,280
  5. Step 5: Solve for x
    x = 728,168,280/43,892
  6. Step 6: Final answer
    x = 16,590

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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.