Home / 16,243.56-22,416.30-9,529.30

Finding the Fourth Proportional to 16,243.56, 22,416.30 and 9,529.30

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Solution

The fourth proportional to 16,243.56, 22,416.30 and 9,529.30 is: 13,150.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,243.56 : 22,416.30 = 9,529.30 : x
  2. Step 2: Convert to fraction form
    16,243.56/22,416.30 = 9,529.30/x
  3. Step 3: Cross multiply
    16,243.56x = 22,416.30 × 9,529.30
  4. Step 4: Simplify right side
    16,243.56x = 213,611,639.88
  5. Step 5: Solve for x
    x = 213,611,639.88/16,243.56
  6. Step 6: Final answer
    x = 13,150.54

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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.