Home / 16,520.32-22,788.44-10,228.24

Finding the Fourth Proportional to 16,520.32, 22,788.44 and 10,228.24

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Solution

The fourth proportional to 16,520.32, 22,788.44 and 10,228.24 is: 14,109.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,520.32 : 22,788.44 = 10,228.24 : x
  2. Step 2: Convert to fraction form
    16,520.32/22,788.44 = 10,228.24/x
  3. Step 3: Cross multiply
    16,520.32x = 22,788.44 × 10,228.24
  4. Step 4: Simplify right side
    16,520.32x = 233,085,633.55
  5. Step 5: Solve for x
    x = 233,085,633.55/16,520.32
  6. Step 6: Final answer
    x = 14,109.03

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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.