Home / 26,551.90-39,814.14-7,829.56

Finding the Fourth Proportional to 26,551.90, 39,814.14 and 7,829.56

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Solution

The fourth proportional to 26,551.90, 39,814.14 and 7,829.56 is: 11,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,551.90 : 39,814.14 = 7,829.56 : x
  2. Step 2: Convert to fraction form
    26,551.90/39,814.14 = 7,829.56/x
  3. Step 3: Cross multiply
    26,551.90x = 39,814.14 × 7,829.56
  4. Step 4: Simplify right side
    26,551.90x = 311,727,197.98
  5. Step 5: Solve for x
    x = 311,727,197.98/26,551.90
  6. Step 6: Final answer
    x = 11,740.30

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1.5x scale

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.