Home / 13,561.95-18,716.41-7,594.17

Finding the Fourth Proportional to 13,561.95, 18,716.41 and 7,594.17

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Solution

The fourth proportional to 13,561.95, 18,716.41 and 7,594.17 is: 10,480.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561.95 : 18,716.41 = 7,594.17 : x
  2. Step 2: Convert to fraction form
    13,561.95/18,716.41 = 7,594.17/x
  3. Step 3: Cross multiply
    13,561.95x = 18,716.41 × 7,594.17
  4. Step 4: Simplify right side
    13,561.95x = 142,135,599.33
  5. Step 5: Solve for x
    x = 142,135,599.33/13,561.95
  6. Step 6: Final answer
    x = 10,480.47

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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.