Home / 20,935.83-31,397.50-6,893.27

Finding the Fourth Proportional to 20,935.83, 31,397.50 and 6,893.27

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Solution

The fourth proportional to 20,935.83, 31,397.50 and 6,893.27 is: 10,337.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,935.83 : 31,397.50 = 6,893.27 : x
  2. Step 2: Convert to fraction form
    20,935.83/31,397.50 = 6,893.27/x
  3. Step 3: Cross multiply
    20,935.83x = 31,397.50 × 6,893.27
  4. Step 4: Simplify right side
    20,935.83x = 216,431,444.83
  5. Step 5: Solve for x
    x = 216,431,444.83/20,935.83
  6. Step 6: Final answer
    x = 10,337.85

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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.