Home / 13,594.12-18,759.76-7,625.66

Finding the Fourth Proportional to 13,594.12, 18,759.76 and 7,625.66

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Solution

The fourth proportional to 13,594.12, 18,759.76 and 7,625.66 is: 10,523.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.12 : 18,759.76 = 7,625.66 : x
  2. Step 2: Convert to fraction form
    13,594.12/18,759.76 = 7,625.66/x
  3. Step 3: Cross multiply
    13,594.12x = 18,759.76 × 7,625.66
  4. Step 4: Simplify right side
    13,594.12x = 143,055,551.44
  5. Step 5: Solve for x
    x = 143,055,551.44/13,594.12
  6. Step 6: Final answer
    x = 10,523.34

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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.