Home / 15,835.99-21,846.36-10,169.23

Finding the Fourth Proportional to 15,835.99, 21,846.36 and 10,169.23

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Solution

The fourth proportional to 15,835.99, 21,846.36 and 10,169.23 is: 14,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.99 : 21,846.36 = 10,169.23 : x
  2. Step 2: Convert to fraction form
    15,835.99/21,846.36 = 10,169.23/x
  3. Step 3: Cross multiply
    15,835.99x = 21,846.36 × 10,169.23
  4. Step 4: Simplify right side
    15,835.99x = 222,160,659.50
  5. Step 5: Solve for x
    x = 222,160,659.50/15,835.99
  6. Step 6: Final answer
    x = 14,028.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.