Home / 18,618.60-25,693.32-10,234.92

Finding the Fourth Proportional to 18,618.60, 25,693.32 and 10,234.92

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Solution

The fourth proportional to 18,618.60, 25,693.32 and 10,234.92 is: 14,124.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,618.60 : 25,693.32 = 10,234.92 : x
  2. Step 2: Convert to fraction form
    18,618.60/25,693.32 = 10,234.92/x
  3. Step 3: Cross multiply
    18,618.60x = 25,693.32 × 10,234.92
  4. Step 4: Simplify right side
    18,618.60x = 262,969,074.73
  5. Step 5: Solve for x
    x = 262,969,074.73/18,618.60
  6. Step 6: Final answer
    x = 14,124.00

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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.