Home / 26,505.74-39,759.99-6,784.42

Finding the Fourth Proportional to 26,505.74, 39,759.99 and 6,784.42

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Solution

The fourth proportional to 26,505.74, 39,759.99 and 6,784.42 is: 10,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,505.74 : 39,759.99 = 6,784.42 : x
  2. Step 2: Convert to fraction form
    26,505.74/39,759.99 = 6,784.42/x
  3. Step 3: Cross multiply
    26,505.74x = 39,759.99 × 6,784.42
  4. Step 4: Simplify right side
    26,505.74x = 269,748,471.36
  5. Step 5: Solve for x
    x = 269,748,471.36/26,505.74
  6. Step 6: Final answer
    x = 10,176.98

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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.