Home / 34,561.81-51,759.68-19,725.75

Finding the Fourth Proportional to 34,561.81, 51,759.68 and 19,725.75

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Solution

The fourth proportional to 34,561.81, 51,759.68 and 19,725.75 is: 29,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,561.81 : 51,759.68 = 19,725.75 : x
  2. Step 2: Convert to fraction form
    34,561.81/51,759.68 = 19,725.75/x
  3. Step 3: Cross multiply
    34,561.81x = 51,759.68 × 19,725.75
  4. Step 4: Simplify right side
    34,561.81x = 1,020,998,409.13
  5. Step 5: Solve for x
    x = 1,020,998,409.13/34,561.81
  6. Step 6: Final answer
    x = 29,541.23

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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.