Home / 18,204.12-25,118.51-10,246.68

Finding the Fourth Proportional to 18,204.12, 25,118.51 and 10,246.68

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Solution

The fourth proportional to 18,204.12, 25,118.51 and 10,246.68 is: 14,138.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.12 : 25,118.51 = 10,246.68 : x
  2. Step 2: Convert to fraction form
    18,204.12/25,118.51 = 10,246.68/x
  3. Step 3: Cross multiply
    18,204.12x = 25,118.51 × 10,246.68
  4. Step 4: Simplify right side
    18,204.12x = 257,381,282.81
  5. Step 5: Solve for x
    x = 257,381,282.81/18,204.12
  6. Step 6: Final answer
    x = 14,138.63

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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.