Home / 16,737.96-25,089.40-5,640.80

Finding the Fourth Proportional to 16,737.96, 25,089.40 and 5,640.80

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Solution

The fourth proportional to 16,737.96, 25,089.40 and 5,640.80 is: 8,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,737.96 : 25,089.40 = 5,640.80 : x
  2. Step 2: Convert to fraction form
    16,737.96/25,089.40 = 5,640.80/x
  3. Step 3: Cross multiply
    16,737.96x = 25,089.40 × 5,640.80
  4. Step 4: Simplify right side
    16,737.96x = 141,524,287.52
  5. Step 5: Solve for x
    x = 141,524,287.52/16,737.96
  6. Step 6: Final answer
    x = 8,455.29

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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.