Home / 18,240.56-25,168.82-10,581.06

Finding the Fourth Proportional to 18,240.56, 25,168.82 and 10,581.06

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Solution

The fourth proportional to 18,240.56, 25,168.82 and 10,581.06 is: 14,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.56 : 25,168.82 = 10,581.06 : x
  2. Step 2: Convert to fraction form
    18,240.56/25,168.82 = 10,581.06/x
  3. Step 3: Cross multiply
    18,240.56x = 25,168.82 × 10,581.06
  4. Step 4: Simplify right side
    18,240.56x = 266,312,794.55
  5. Step 5: Solve for x
    x = 266,312,794.55/18,240.56
  6. Step 6: Final answer
    x = 14,600.03

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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.