Home / 18,290.43-25,241.09-10,332.99

Finding the Fourth Proportional to 18,290.43, 25,241.09 and 10,332.99

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Solution

The fourth proportional to 18,290.43, 25,241.09 and 10,332.99 is: 14,259.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290.43 : 25,241.09 = 10,332.99 : x
  2. Step 2: Convert to fraction form
    18,290.43/25,241.09 = 10,332.99/x
  3. Step 3: Cross multiply
    18,290.43x = 25,241.09 × 10,332.99
  4. Step 4: Simplify right side
    18,290.43x = 260,815,878.89
  5. Step 5: Solve for x
    x = 260,815,878.89/18,290.43
  6. Step 6: Final answer
    x = 14,259.69

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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.