Home / 18,523.32-25,566.35-11,807.61

Finding the Fourth Proportional to 18,523.32, 25,566.35 and 11,807.61

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Solution

The fourth proportional to 18,523.32, 25,566.35 and 11,807.61 is: 16,297.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,523.32 : 25,566.35 = 11,807.61 : x
  2. Step 2: Convert to fraction form
    18,523.32/25,566.35 = 11,807.61/x
  3. Step 3: Cross multiply
    18,523.32x = 25,566.35 × 11,807.61
  4. Step 4: Simplify right side
    18,523.32x = 301,877,489.92
  5. Step 5: Solve for x
    x = 301,877,489.92/18,523.32
  6. Step 6: Final answer
    x = 16,297.16

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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.