Home / 23,379.19-32,263.14-12,768.82

Finding the Fourth Proportional to 23,379.19, 32,263.14 and 12,768.82

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Solution

The fourth proportional to 23,379.19, 32,263.14 and 12,768.82 is: 17,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.19 : 32,263.14 = 12,768.82 : x
  2. Step 2: Convert to fraction form
    23,379.19/32,263.14 = 12,768.82/x
  3. Step 3: Cross multiply
    23,379.19x = 32,263.14 × 12,768.82
  4. Step 4: Simplify right side
    23,379.19x = 411,962,268.26
  5. Step 5: Solve for x
    x = 411,962,268.26/23,379.19
  6. Step 6: Final answer
    x = 17,620.90

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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.