Home / 17,423.35-26,136.02-4,942.40

Finding the Fourth Proportional to 17,423.35, 26,136.02 and 4,942.40

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Solution

The fourth proportional to 17,423.35, 26,136.02 and 4,942.40 is: 7,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,423.35 : 26,136.02 = 4,942.40 : x
  2. Step 2: Convert to fraction form
    17,423.35/26,136.02 = 4,942.40/x
  3. Step 3: Cross multiply
    17,423.35x = 26,136.02 × 4,942.40
  4. Step 4: Simplify right side
    17,423.35x = 129,174,568.13
  5. Step 5: Solve for x
    x = 129,174,568.13/17,423.35
  6. Step 6: Final answer
    x = 7,413.88

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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.