Home / 13,891.23-19,171.22-7,604.55

Finding the Fourth Proportional to 13,891.23, 19,171.22 and 7,604.55

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Solution

The fourth proportional to 13,891.23, 19,171.22 and 7,604.55 is: 10,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891.23 : 19,171.22 = 7,604.55 : x
  2. Step 2: Convert to fraction form
    13,891.23/19,171.22 = 7,604.55/x
  3. Step 3: Cross multiply
    13,891.23x = 19,171.22 × 7,604.55
  4. Step 4: Simplify right side
    13,891.23x = 145,788,463.03
  5. Step 5: Solve for x
    x = 145,788,463.03/13,891.23
  6. Step 6: Final answer
    x = 10,495.00

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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.