Home / 26,629.83-39,950.88-7,909.44

Finding the Fourth Proportional to 26,629.83, 39,950.88 and 7,909.44

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Solution

The fourth proportional to 26,629.83, 39,950.88 and 7,909.44 is: 11,865.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.83 : 39,950.88 = 7,909.44 : x
  2. Step 2: Convert to fraction form
    26,629.83/39,950.88 = 7,909.44/x
  3. Step 3: Cross multiply
    26,629.83x = 39,950.88 × 7,909.44
  4. Step 4: Simplify right side
    26,629.83x = 315,989,088.31
  5. Step 5: Solve for x
    x = 315,989,088.31/26,629.83
  6. Step 6: Final answer
    x = 11,865.98

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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.