Home / 18,502.72-25,533.58-10,436.03

Finding the Fourth Proportional to 18,502.72, 25,533.58 and 10,436.03

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Solution

The fourth proportional to 18,502.72, 25,533.58 and 10,436.03 is: 14,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,502.72 : 25,533.58 = 10,436.03 : x
  2. Step 2: Convert to fraction form
    18,502.72/25,533.58 = 10,436.03/x
  3. Step 3: Cross multiply
    18,502.72x = 25,533.58 × 10,436.03
  4. Step 4: Simplify right side
    18,502.72x = 266,469,206.89
  5. Step 5: Solve for x
    x = 266,469,206.89/18,502.72
  6. Step 6: Final answer
    x = 14,401.62

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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.