Home / 16,362.96-22,581.36-9,289.14

Finding the Fourth Proportional to 16,362.96, 22,581.36 and 9,289.14

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Solution

The fourth proportional to 16,362.96, 22,581.36 and 9,289.14 is: 12,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362.96 : 22,581.36 = 9,289.14 : x
  2. Step 2: Convert to fraction form
    16,362.96/22,581.36 = 9,289.14/x
  3. Step 3: Cross multiply
    16,362.96x = 22,581.36 × 9,289.14
  4. Step 4: Simplify right side
    16,362.96x = 209,761,414.43
  5. Step 5: Solve for x
    x = 209,761,414.43/16,362.96
  6. Step 6: Final answer
    x = 12,819.28

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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.