Home / 18,086.47-24,958.75-10,019.80

Finding the Fourth Proportional to 18,086.47, 24,958.75 and 10,019.80

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Solution

The fourth proportional to 18,086.47, 24,958.75 and 10,019.80 is: 13,826.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.47 : 24,958.75 = 10,019.80 : x
  2. Step 2: Convert to fraction form
    18,086.47/24,958.75 = 10,019.80/x
  3. Step 3: Cross multiply
    18,086.47x = 24,958.75 × 10,019.80
  4. Step 4: Simplify right side
    18,086.47x = 250,081,567.79
  5. Step 5: Solve for x
    x = 250,081,567.79/18,086.47
  6. Step 6: Final answer
    x = 13,826.99

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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.