Home / 18,475.50-25,497.27-10,518.06

Finding the Fourth Proportional to 18,475.50, 25,497.27 and 10,518.06

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Solution

The fourth proportional to 18,475.50, 25,497.27 and 10,518.06 is: 14,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.50 : 25,497.27 = 10,518.06 : x
  2. Step 2: Convert to fraction form
    18,475.50/25,497.27 = 10,518.06/x
  3. Step 3: Cross multiply
    18,475.50x = 25,497.27 × 10,518.06
  4. Step 4: Simplify right side
    18,475.50x = 268,181,815.70
  5. Step 5: Solve for x
    x = 268,181,815.70/18,475.50
  6. Step 6: Final answer
    x = 14,515.54

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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.