Home / 26,453.94-39,670.90-10,653.60

Finding the Fourth Proportional to 26,453.94, 39,670.90 and 10,653.60

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Solution

The fourth proportional to 26,453.94, 39,670.90 and 10,653.60 is: 15,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,453.94 : 39,670.90 = 10,653.60 : x
  2. Step 2: Convert to fraction form
    26,453.94/39,670.90 = 10,653.60/x
  3. Step 3: Cross multiply
    26,453.94x = 39,670.90 × 10,653.60
  4. Step 4: Simplify right side
    26,453.94x = 422,637,900.24
  5. Step 5: Solve for x
    x = 422,637,900.24/26,453.94
  6. Step 6: Final answer
    x = 15,976.37

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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.