Home / 13,950.08-19,251.54-7,662.44

Finding the Fourth Proportional to 13,950.08, 19,251.54 and 7,662.44

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Solution

The fourth proportional to 13,950.08, 19,251.54 and 7,662.44 is: 10,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.08 : 19,251.54 = 7,662.44 : x
  2. Step 2: Convert to fraction form
    13,950.08/19,251.54 = 7,662.44/x
  3. Step 3: Cross multiply
    13,950.08x = 19,251.54 × 7,662.44
  4. Step 4: Simplify right side
    13,950.08x = 147,513,770.16
  5. Step 5: Solve for x
    x = 147,513,770.16/13,950.08
  6. Step 6: Final answer
    x = 10,574.40

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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.