Home / 26,464.79-39,685.64-7,744.43

Finding the Fourth Proportional to 26,464.79, 39,685.64 and 7,744.43

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Solution

The fourth proportional to 26,464.79, 39,685.64 and 7,744.43 is: 11,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,464.79 : 39,685.64 = 7,744.43 : x
  2. Step 2: Convert to fraction form
    26,464.79/39,685.64 = 7,744.43/x
  3. Step 3: Cross multiply
    26,464.79x = 39,685.64 × 7,744.43
  4. Step 4: Simplify right side
    26,464.79x = 307,342,423.83
  5. Step 5: Solve for x
    x = 307,342,423.83/26,464.79
  6. Step 6: Final answer
    x = 11,613.26

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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.