Home / 34,832.53-48,081.40-20,685.38

Finding the Fourth Proportional to 34,832.53, 48,081.40 and 20,685.38

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Solution

The fourth proportional to 34,832.53, 48,081.40 and 20,685.38 is: 28,553.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,832.53 : 48,081.40 = 20,685.38 : x
  2. Step 2: Convert to fraction form
    34,832.53/48,081.40 = 20,685.38/x
  3. Step 3: Cross multiply
    34,832.53x = 48,081.40 × 20,685.38
  4. Step 4: Simplify right side
    34,832.53x = 994,581,737.81
  5. Step 5: Solve for x
    x = 994,581,737.81/34,832.53
  6. Step 6: Final answer
    x = 28,553.24

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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.