Home / 26,635.13-39,914.63-19,559.65

Finding the Fourth Proportional to 26,635.13, 39,914.63 and 19,559.65

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Solution

The fourth proportional to 26,635.13, 39,914.63 and 19,559.65 is: 29,311.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,635.13 : 39,914.63 = 19,559.65 : x
  2. Step 2: Convert to fraction form
    26,635.13/39,914.63 = 19,559.65/x
  3. Step 3: Cross multiply
    26,635.13x = 39,914.63 × 19,559.65
  4. Step 4: Simplify right side
    26,635.13x = 780,715,895.31
  5. Step 5: Solve for x
    x = 780,715,895.31/26,635.13
  6. Step 6: Final answer
    x = 29,311.51

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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.