Home / 13,958.69-19,265.27-10,776.60

Finding the Fourth Proportional to 13,958.69, 19,265.27 and 10,776.60

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Solution

The fourth proportional to 13,958.69, 19,265.27 and 10,776.60 is: 14,873.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,958.69 : 19,265.27 = 10,776.60 : x
  2. Step 2: Convert to fraction form
    13,958.69/19,265.27 = 10,776.60/x
  3. Step 3: Cross multiply
    13,958.69x = 19,265.27 × 10,776.60
  4. Step 4: Simplify right side
    13,958.69x = 207,614,054.80
  5. Step 5: Solve for x
    x = 207,614,054.80/13,958.69
  6. Step 6: Final answer
    x = 14,873.47

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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.