Home / 26,475.93-39,653.42-12,634.65

Finding the Fourth Proportional to 26,475.93, 39,653.42 and 12,634.65

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Solution

The fourth proportional to 26,475.93, 39,653.42 and 12,634.65 is: 18,923.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,475.93 : 39,653.42 = 12,634.65 : x
  2. Step 2: Convert to fraction form
    26,475.93/39,653.42 = 12,634.65/x
  3. Step 3: Cross multiply
    26,475.93x = 39,653.42 × 12,634.65
  4. Step 4: Simplify right side
    26,475.93x = 501,007,019.83
  5. Step 5: Solve for x
    x = 501,007,019.83/26,475.93
  6. Step 6: Final answer
    x = 18,923.11

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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.