Home / 14,178.42-21,248.46-10,236.42

Finding the Fourth Proportional to 14,178.42, 21,248.46 and 10,236.42

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Solution

The fourth proportional to 14,178.42, 21,248.46 and 10,236.42 is: 15,340.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,178.42 : 21,248.46 = 10,236.42 : x
  2. Step 2: Convert to fraction form
    14,178.42/21,248.46 = 10,236.42/x
  3. Step 3: Cross multiply
    14,178.42x = 21,248.46 × 10,236.42
  4. Step 4: Simplify right side
    14,178.42x = 217,508,160.91
  5. Step 5: Solve for x
    x = 217,508,160.91/14,178.42
  6. Step 6: Final answer
    x = 15,340.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.