Home / 20,737.96-31,097.79-5,943.52

Finding the Fourth Proportional to 20,737.96, 31,097.79 and 5,943.52

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Solution

The fourth proportional to 20,737.96, 31,097.79 and 5,943.52 is: 8,912.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,737.96 : 31,097.79 = 5,943.52 : x
  2. Step 2: Convert to fraction form
    20,737.96/31,097.79 = 5,943.52/x
  3. Step 3: Cross multiply
    20,737.96x = 31,097.79 × 5,943.52
  4. Step 4: Simplify right side
    20,737.96x = 184,830,336.82
  5. Step 5: Solve for x
    x = 184,830,336.82/20,737.96
  6. Step 6: Final answer
    x = 8,912.66

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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.