Home / 18,424.05-25,425.87-10,467.62

Finding the Fourth Proportional to 18,424.05, 25,425.87 and 10,467.62

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Solution

The fourth proportional to 18,424.05, 25,425.87 and 10,467.62 is: 14,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.05 : 25,425.87 = 10,467.62 : x
  2. Step 2: Convert to fraction form
    18,424.05/25,425.87 = 10,467.62/x
  3. Step 3: Cross multiply
    18,424.05x = 25,425.87 × 10,467.62
  4. Step 4: Simplify right side
    18,424.05x = 266,148,292.99
  5. Step 5: Solve for x
    x = 266,148,292.99/18,424.05
  6. Step 6: Final answer
    x = 14,445.70

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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.