Home / 18,214.11-25,135.53-10,256.46

Finding the Fourth Proportional to 18,214.11, 25,135.53 and 10,256.46

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Solution

The fourth proportional to 18,214.11, 25,135.53 and 10,256.46 is: 14,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.11 : 25,135.53 = 10,256.46 : x
  2. Step 2: Convert to fraction form
    18,214.11/25,135.53 = 10,256.46/x
  3. Step 3: Cross multiply
    18,214.11x = 25,135.53 × 10,256.46
  4. Step 4: Simplify right side
    18,214.11x = 257,801,558.02
  5. Step 5: Solve for x
    x = 257,801,558.02/18,214.11
  6. Step 6: Final answer
    x = 14,153.95

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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.