Home / 18,290.45-25,241.63-10,332.74

Finding the Fourth Proportional to 18,290.45, 25,241.63 and 10,332.74

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Solution

The fourth proportional to 18,290.45, 25,241.63 and 10,332.74 is: 14,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290.45 : 25,241.63 = 10,332.74 : x
  2. Step 2: Convert to fraction form
    18,290.45/25,241.63 = 10,332.74/x
  3. Step 3: Cross multiply
    18,290.45x = 25,241.63 × 10,332.74
  4. Step 4: Simplify right side
    18,290.45x = 260,815,022.09
  5. Step 5: Solve for x
    x = 260,815,022.09/18,290.45
  6. Step 6: Final answer
    x = 14,259.63

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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.