Home / 18,005.16-24,836.19-11,621.73

Finding the Fourth Proportional to 18,005.16, 24,836.19 and 11,621.73

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Solution

The fourth proportional to 18,005.16, 24,836.19 and 11,621.73 is: 16,030.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.16 : 24,836.19 = 11,621.73 : x
  2. Step 2: Convert to fraction form
    18,005.16/24,836.19 = 11,621.73/x
  3. Step 3: Cross multiply
    18,005.16x = 24,836.19 × 11,621.73
  4. Step 4: Simplify right side
    18,005.16x = 288,639,494.41
  5. Step 5: Solve for x
    x = 288,639,494.41/18,005.16
  6. Step 6: Final answer
    x = 16,030.93

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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.