Home / 16,063.36-22,171.84-9,775.68

Finding the Fourth Proportional to 16,063.36, 22,171.84 and 9,775.68

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Solution

The fourth proportional to 16,063.36, 22,171.84 and 9,775.68 is: 13,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,063.36 : 22,171.84 = 9,775.68 : x
  2. Step 2: Convert to fraction form
    16,063.36/22,171.84 = 9,775.68/x
  3. Step 3: Cross multiply
    16,063.36x = 22,171.84 × 9,775.68
  4. Step 4: Simplify right side
    16,063.36x = 216,744,812.85
  5. Step 5: Solve for x
    x = 216,744,812.85/16,063.36
  6. Step 6: Final answer
    x = 13,493.12

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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.