Home / 16,379.04-22,601.92-9,664.32

Finding the Fourth Proportional to 16,379.04, 22,601.92 and 9,664.32

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Solution

The fourth proportional to 16,379.04, 22,601.92 and 9,664.32 is: 13,336.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.04 : 22,601.92 = 9,664.32 : x
  2. Step 2: Convert to fraction form
    16,379.04/22,601.92 = 9,664.32/x
  3. Step 3: Cross multiply
    16,379.04x = 22,601.92 × 9,664.32
  4. Step 4: Simplify right side
    16,379.04x = 218,432,187.49
  5. Step 5: Solve for x
    x = 218,432,187.49/16,379.04
  6. Step 6: Final answer
    x = 13,336.08

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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.