Home / 38,528.64-57,794.04-18,822.96

Finding the Fourth Proportional to 38,528.64, 57,794.04 and 18,822.96

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Solution

The fourth proportional to 38,528.64, 57,794.04 and 18,822.96 is: 28,234.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,528.64 : 57,794.04 = 18,822.96 : x
  2. Step 2: Convert to fraction form
    38,528.64/57,794.04 = 18,822.96/x
  3. Step 3: Cross multiply
    38,528.64x = 57,794.04 × 18,822.96
  4. Step 4: Simplify right side
    38,528.64x = 1,087,854,903.16
  5. Step 5: Solve for x
    x = 1,087,854,903.16/38,528.64
  6. Step 6: Final answer
    x = 28,234.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.