Home / 19,633.77-29,450.70-7,955.19

Finding the Fourth Proportional to 19,633.77, 29,450.70 and 7,955.19

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Solution

The fourth proportional to 19,633.77, 29,450.70 and 7,955.19 is: 11,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,633.77 : 29,450.70 = 7,955.19 : x
  2. Step 2: Convert to fraction form
    19,633.77/29,450.70 = 7,955.19/x
  3. Step 3: Cross multiply
    19,633.77x = 29,450.70 × 7,955.19
  4. Step 4: Simplify right side
    19,633.77x = 234,285,914.13
  5. Step 5: Solve for x
    x = 234,285,914.13/19,633.77
  6. Step 6: Final answer
    x = 11,932.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.