Home / 13,593.69-18,759.87-7,625.21

Finding the Fourth Proportional to 13,593.69, 18,759.87 and 7,625.21

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Solution

The fourth proportional to 13,593.69, 18,759.87 and 7,625.21 is: 10,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.69 : 18,759.87 = 7,625.21 : x
  2. Step 2: Convert to fraction form
    13,593.69/18,759.87 = 7,625.21/x
  3. Step 3: Cross multiply
    13,593.69x = 18,759.87 × 7,625.21
  4. Step 4: Simplify right side
    13,593.69x = 143,047,854.52
  5. Step 5: Solve for x
    x = 143,047,854.52/13,593.69
  6. Step 6: Final answer
    x = 10,523.11

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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.