Home / 16,257.77-22,434.94-9,185.21

Finding the Fourth Proportional to 16,257.77, 22,434.94 and 9,185.21

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Solution

The fourth proportional to 16,257.77, 22,434.94 and 9,185.21 is: 12,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,257.77 : 22,434.94 = 9,185.21 : x
  2. Step 2: Convert to fraction form
    16,257.77/22,434.94 = 9,185.21/x
  3. Step 3: Cross multiply
    16,257.77x = 22,434.94 × 9,185.21
  4. Step 4: Simplify right side
    16,257.77x = 206,069,635.24
  5. Step 5: Solve for x
    x = 206,069,635.24/16,257.77
  6. Step 6: Final answer
    x = 12,675.15

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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.