Home / 16,877.93-23,289.53-9,323.80

Finding the Fourth Proportional to 16,877.93, 23,289.53 and 9,323.80

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Solution

The fourth proportional to 16,877.93, 23,289.53 and 9,323.80 is: 12,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.93 : 23,289.53 = 9,323.80 : x
  2. Step 2: Convert to fraction form
    16,877.93/23,289.53 = 9,323.80/x
  3. Step 3: Cross multiply
    16,877.93x = 23,289.53 × 9,323.80
  4. Step 4: Simplify right side
    16,877.93x = 217,146,814.97
  5. Step 5: Solve for x
    x = 217,146,814.97/16,877.93
  6. Step 6: Final answer
    x = 12,865.73

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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.