Home / 19,633.71-29,450.58-7,955.13

Finding the Fourth Proportional to 19,633.71, 29,450.58 and 7,955.13

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Solution

The fourth proportional to 19,633.71, 29,450.58 and 7,955.13 is: 11,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,633.71 : 29,450.58 = 7,955.13 : x
  2. Step 2: Convert to fraction form
    19,633.71/29,450.58 = 7,955.13/x
  3. Step 3: Cross multiply
    19,633.71x = 29,450.58 × 7,955.13
  4. Step 4: Simplify right side
    19,633.71x = 234,283,192.48
  5. Step 5: Solve for x
    x = 234,283,192.48/19,633.71
  6. Step 6: Final answer
    x = 11,932.70

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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.