Home / 18,439.68-25,437.06-12,473.37

Finding the Fourth Proportional to 18,439.68, 25,437.06 and 12,473.37

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Solution

The fourth proportional to 18,439.68, 25,437.06 and 12,473.37 is: 17,206.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439.68 : 25,437.06 = 12,473.37 : x
  2. Step 2: Convert to fraction form
    18,439.68/25,437.06 = 12,473.37/x
  3. Step 3: Cross multiply
    18,439.68x = 25,437.06 × 12,473.37
  4. Step 4: Simplify right side
    18,439.68x = 317,285,861.09
  5. Step 5: Solve for x
    x = 317,285,861.09/18,439.68
  6. Step 6: Final answer
    x = 17,206.69

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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.