Home / 16,485.92-22,758.46-9,410.98

Finding the Fourth Proportional to 16,485.92, 22,758.46 and 9,410.98

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Solution

The fourth proportional to 16,485.92, 22,758.46 and 9,410.98 is: 12,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,485.92 : 22,758.46 = 9,410.98 : x
  2. Step 2: Convert to fraction form
    16,485.92/22,758.46 = 9,410.98/x
  3. Step 3: Cross multiply
    16,485.92x = 22,758.46 × 9,410.98
  4. Step 4: Simplify right side
    16,485.92x = 214,179,331.47
  5. Step 5: Solve for x
    x = 214,179,331.47/16,485.92
  6. Step 6: Final answer
    x = 12,991.65

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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.