Home / 12,329.30-18,504.94-5,759.19

Finding the Fourth Proportional to 12,329.30, 18,504.94 and 5,759.19

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Solution

The fourth proportional to 12,329.30, 18,504.94 and 5,759.19 is: 8,643.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329.30 : 18,504.94 = 5,759.19 : x
  2. Step 2: Convert to fraction form
    12,329.30/18,504.94 = 5,759.19/x
  3. Step 3: Cross multiply
    12,329.30x = 18,504.94 × 5,759.19
  4. Step 4: Simplify right side
    12,329.30x = 106,573,465.40
  5. Step 5: Solve for x
    x = 106,573,465.40/12,329.30
  6. Step 6: Final answer
    x = 8,643.92

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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.