Home / 18,206.44-25,123.50-10,247.16

Finding the Fourth Proportional to 18,206.44, 25,123.50 and 10,247.16

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Solution

The fourth proportional to 18,206.44, 25,123.50 and 10,247.16 is: 14,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206.44 : 25,123.50 = 10,247.16 : x
  2. Step 2: Convert to fraction form
    18,206.44/25,123.50 = 10,247.16/x
  3. Step 3: Cross multiply
    18,206.44x = 25,123.50 × 10,247.16
  4. Step 4: Simplify right side
    18,206.44x = 257,444,524.26
  5. Step 5: Solve for x
    x = 257,444,524.26/18,206.44
  6. Step 6: Final answer
    x = 14,140.30

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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.