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Finding the Fourth Proportional to 43,656.48, 65,435.76 and 17,354.16

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Solution

The fourth proportional to 43,656.48, 65,435.76 and 17,354.16 is: 26,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,656.48 : 65,435.76 = 17,354.16 : x
  2. Step 2: Convert to fraction form
    43,656.48/65,435.76 = 17,354.16/x
  3. Step 3: Cross multiply
    43,656.48x = 65,435.76 × 17,354.16
  4. Step 4: Simplify right side
    43,656.48x = 1,135,582,648.76
  5. Step 5: Solve for x
    x = 1,135,582,648.76/43,656.48
  6. Step 6: Final answer
    x = 26,011.78

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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.