Home / 16,390.28-22,618.22-10,016.85

Finding the Fourth Proportional to 16,390.28, 22,618.22 and 10,016.85

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Solution

The fourth proportional to 16,390.28, 22,618.22 and 10,016.85 is: 13,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.28 : 22,618.22 = 10,016.85 : x
  2. Step 2: Convert to fraction form
    16,390.28/22,618.22 = 10,016.85/x
  3. Step 3: Cross multiply
    16,390.28x = 22,618.22 × 10,016.85
  4. Step 4: Simplify right side
    16,390.28x = 226,563,317.01
  5. Step 5: Solve for x
    x = 226,563,317.01/16,390.28
  6. Step 6: Final answer
    x = 13,823.03

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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.