Home / 13,850.88-19,114.29-7,563.30

Finding the Fourth Proportional to 13,850.88, 19,114.29 and 7,563.30

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Solution

The fourth proportional to 13,850.88, 19,114.29 and 7,563.30 is: 10,437.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.88 : 19,114.29 = 7,563.30 : x
  2. Step 2: Convert to fraction form
    13,850.88/19,114.29 = 7,563.30/x
  3. Step 3: Cross multiply
    13,850.88x = 19,114.29 × 7,563.30
  4. Step 4: Simplify right side
    13,850.88x = 144,567,109.56
  5. Step 5: Solve for x
    x = 144,567,109.56/13,850.88
  6. Step 6: Final answer
    x = 10,437.40

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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.