Home / 26,380.14-39,570.47-10,371.30

Finding the Fourth Proportional to 26,380.14, 39,570.47 and 10,371.30

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Solution

The fourth proportional to 26,380.14, 39,570.47 and 10,371.30 is: 15,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.14 : 39,570.47 = 10,371.30 : x
  2. Step 2: Convert to fraction form
    26,380.14/39,570.47 = 10,371.30/x
  3. Step 3: Cross multiply
    26,380.14x = 39,570.47 × 10,371.30
  4. Step 4: Simplify right side
    26,380.14x = 410,397,163.65
  5. Step 5: Solve for x
    x = 410,397,163.65/26,380.14
  6. Step 6: Final answer
    x = 15,557.05

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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.