Home / 13,560.26-18,713.73-7,591.94

Finding the Fourth Proportional to 13,560.26, 18,713.73 and 7,591.94

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Solution

The fourth proportional to 13,560.26, 18,713.73 and 7,591.94 is: 10,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560.26 : 18,713.73 = 7,591.94 : x
  2. Step 2: Convert to fraction form
    13,560.26/18,713.73 = 7,591.94/x
  3. Step 3: Cross multiply
    13,560.26x = 18,713.73 × 7,591.94
  4. Step 4: Simplify right side
    13,560.26x = 142,073,515.34
  5. Step 5: Solve for x
    x = 142,073,515.34/13,560.26
  6. Step 6: Final answer
    x = 10,477.20

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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.