Home / 16,533.12-22,815.77-9,819.03

Finding the Fourth Proportional to 16,533.12, 22,815.77 and 9,819.03

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Solution

The fourth proportional to 16,533.12, 22,815.77 and 9,819.03 is: 13,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,533.12 : 22,815.77 = 9,819.03 : x
  2. Step 2: Convert to fraction form
    16,533.12/22,815.77 = 9,819.03/x
  3. Step 3: Cross multiply
    16,533.12x = 22,815.77 × 9,819.03
  4. Step 4: Simplify right side
    16,533.12x = 224,028,766.57
  5. Step 5: Solve for x
    x = 224,028,766.57/16,533.12
  6. Step 6: Final answer
    x = 13,550.30

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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.