Home / 18,748.48-25,872.96-10,364.96

Finding the Fourth Proportional to 18,748.48, 25,872.96 and 10,364.96

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Solution

The fourth proportional to 18,748.48, 25,872.96 and 10,364.96 is: 14,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,748.48 : 25,872.96 = 10,364.96 : x
  2. Step 2: Convert to fraction form
    18,748.48/25,872.96 = 10,364.96/x
  3. Step 3: Cross multiply
    18,748.48x = 25,872.96 × 10,364.96
  4. Step 4: Simplify right side
    18,748.48x = 268,172,195.48
  5. Step 5: Solve for x
    x = 268,172,195.48/18,748.48
  6. Step 6: Final answer
    x = 14,303.68

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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.