Home / 16,484.28-22,749.12-9,217.37

Finding the Fourth Proportional to 16,484.28, 22,749.12 and 9,217.37

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Solution

The fourth proportional to 16,484.28, 22,749.12 and 9,217.37 is: 12,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,484.28 : 22,749.12 = 9,217.37 : x
  2. Step 2: Convert to fraction form
    16,484.28/22,749.12 = 9,217.37/x
  3. Step 3: Cross multiply
    16,484.28x = 22,749.12 × 9,217.37
  4. Step 4: Simplify right side
    16,484.28x = 209,686,942.47
  5. Step 5: Solve for x
    x = 209,686,942.47/16,484.28
  6. Step 6: Final answer
    x = 12,720.42

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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.